Nature's Way Garlinase 5000 Garlic Extract Review
Nature's Way Garlinase 5000 is a garlic extract product sold as enteric coated tablets. The page describes it as a way to enjoy the benefits of garlic in a convenient tablet form. Each tablet delivers 5,000 mcg of allicin, which the page describes as garlic's most beneficial compound and the key compound in non-aged garlic that helps support cardiovascular health. The supplement facts list one tablet as the serving size, with 320 mg of garlic bulb extract standardized to 3.4% alliin, equal to 10.8 mg of alliin. The product states that it maintains heart health and also maintains healthy cholesterol levels already within the normal range. The tablets are enteric coated so that they survive stomach acid and reach the small intestine. The page explains that the tablet dissolves in the alkaline environment of the small intestine, releasing alliin and allinase, which form allicin that is absorbed into the bloodstream as it travels slowly through the small intestine. This coating is presented as the reason for optimal absorption and for reduced garlic odor. The benefits section states that the enteric coated tablets have no garlic taste or odor. The product is made without wheat, soy, corn, gelatin, dairy, gluten, and artificial colors, and it is labeled dairy free, vegan, gluten free, and vegetarian. The directions say that adults should take one tablet daily with food and should not chew or crush it. The safety information advises that people with a bleeding disorder, those taking meds, and those within a week of surgery should not use it without first consulting a healthcare professional. Pregnant or nursing people and anyone taking medications should also consult a professional before use. The bottle has a tamper-evident foil pouch and should be stored at room temperature away from excessive heat and direct sunlight. The page offers 30 tablet and 100 tablet sizes, and the 30 tablet size is shown as backordered. Nature's Way offers a 45-day satisfaction guarantee on products purchased from naturesway.com or an authorized seller in the United States. The page also describes testing of each ingredient for identity, purity, potency, composition, and contaminants, including bacteria, heavy metals, and residual chemicals. The brand states that it has spent over 50 years looking to the natural world for inspiration. The FAQ says that the product does not contain aged garlic and that the tablet is enteric coated. It also explains that some products have had the artificial colorant titanium dioxide removed, which can change the color of clear-coated tablets, and that the formulation is otherwise the same. The page is a statement of product features and is not intended to diagnose, treat, cure, or prevent any disease.
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Study, Trial or Testing Result Summary
Members Only68 human studies · 39 improved
Garlic is the only active ingredient here, at a dose close to the amount that worked in studies. Many human studies show garlic modestly lowers cholesterol. A large pooled analysis of 108 trials with 7,137 adults found garlic lowered total cholesterol by about 10 points, bad cholesterol by about 6 points and blood fats by about 6 points, and raised good cholesterol slightly compared with controls [1]. Another pooled analysis of 131 trials with 13,062 adults found garlic lowered bad and total cholesterol more than placebo, though some other supplements worked better [2]. In 21 trials of people with abnormal blood fats, garlic lowered total cholesterol, bad cholesterol and blood fats, with garlic oil working better than powder [3]. A pooled analysis of 32 trials in people with high cholesterol found garlic lowered bad cholesterol by about 10 points over about 12 weeks [4]. In a trial of 150 people with high cholesterol, garlic powder taken twice a day for 6 weeks lowered bad cholesterol by about 17 percent and raised good cholesterol compared with placebo; note that this trial used twice the daily amount in this product [5]. Not every study agrees: an earlier pooled analysis of 13 trials found no change in any cholesterol measure [6]. Animal and cell studies are never counted.
See all 68 studies →Hide the studies
- Across 131 trials with 13,062 adults, garlic was among the nutraceuticals that lowered LDL and total cholesterol more than placebo, though bergamot and red yeast rice worked best.A network meta-analysis on the comparative effect of nutraceuticals on lipid profile in adults.
- In 108 trials with 7,137 adults, garlic lowered total cholesterol by about 10 mg/dL, LDL by about 6 mg/dL and triglycerides by about 6 mg/dL, and raised HDL by about 2 mg/dL compared with controls.Effects of Garlic Supplementation on Cardiovascular Risk Factors in Adults: A Comprehensive Updated Systematic Review an…
- A review citing a prior pooled analysis of 39 trials with 2,300 adults found garlic lowered total and LDL cholesterol by about 10% when taken over 2 months by people with slightly raised cholesterol.Garlic Lowers Blood Pressure in Hypertensive Individuals, Regulates Serum Cholesterol, and Stimulates Immunity: An Updat…
- In a pooled analysis of 32 trials with 1,386 people with high cholesterol (including garlic, guggulu and black cumin), garlic lowered LDL cholesterol by about 10 mg/dL over an average of 12 weeks.A Systematic Review and Meta-Analysis of Ayurvedic Herbal Preparations for Hypercholesterolemia.
- In 13 trials with 1,056 people taking garlic for 11 to 24 weeks, garlic did not change total cholesterol, LDL, HDL or triglycerides compared with placebo.Garlic supplementation and serum cholesterol: a meta-analysis.
- In 16 trials with 952 people, garlic lowered total cholesterol by about 12% more than placebo, with dried garlic powder at 600 to 900 mg daily also lowering triglycerides.Garlic as a lipid lowering agent--a meta-analysis.
- Across 13 placebo-controlled trials in people with high cholesterol, garlic lowered total cholesterol by about 0.41 mmol/L more than placebo, but in the six best-designed diet-controlled trials the difference was small and not statistically significant.Garlic for treating hypercholesterolemia. A meta-analysis of randomized clinical trials.
- In 21 trials of people with abnormal blood fats, garlic lowered total cholesterol by 0.64 mmol/L, LDL by 0.44 mmol/L and triglycerides by 0.17 mmol/L, with garlic oil working better than powder.Garlic consumption can reduce the risk of dyslipidemia: a meta-analysis of randomized controlled trials.
- In a review of ten randomized trials, six found garlic lowered cholesterol (average total cholesterol drop of about 25 mg/dL), but the studies were low quality, so the authors did not recommend garlic for mild to moderate high cholesterol.A systematic review of the effectiveness of garlic as an anti-hyperlipidemic agent.
- A review of nine meta-analyses found eight reported lower total cholesterol with garlic, while results for LDL, HDL and triglycerides were inconsistent.An umbrella review of garlic intake and risk of cardiovascular disease.
- A review of studies on garlic and heart disease risk reported lower LDL cholesterol, total cholesterol, triglycerides, blood pressure and inflammation markers, and higher HDL cholesterol.Garlic: A systematic review of the effects on cardiovascular diseases.
- A review of trials in adults with fatty liver disease found plant foods including garlic had mixed effects overall, with garlic among those that improved blood fats, blood sugar control and liver measures.Systematic Review of the Effects of Plant-Based Foods on Metabolic Outcomes in Adults with MASLD and Comorbidities Such …
- In 196 men aged 40 to 74 followed for two years, a time-released garlic drug slowed the thickening of carotid artery walls compared with placebo and reduced the serum's ability to build up cholesterol in cells.Anti-atherosclerotic therapy based on botanicals.
- In a 4-week randomized trial of 190 adults with elevated cardiovascular risk, garlic did not lower bad cholesterol more than placebo, while a low-dose a med did.Read the study on PubMed (36351465) →
- In 160 adults with type 2 diabetes and dyslipidemia, garlic powder with olive oil added to standard drugs for 6 months lowered cholesterol, triglycerides and LDL more than drugs alone.Effect of Allium sativum and Olea europaea on serum lipids in patients with diabetes mellitus.
- In 157 healthy postmenopausal women, a 500 mg herbal preparation containing garlic powder for 12 months lowered cholesterol about as much as placebo, with no significant difference between the groups.Anti-Atherosclerotic Effects of a Phytoestrogen-Rich Herbal Preparation in Postmenopausal Women.
- In 150 patients with high cholesterol, 400 mg of garlic powder tablets taken twice daily for 6 weeks lowered total cholesterol by about 12% and bad cholesterol by about 17%, and raised good cholesterol by about 16%, compared with a placebo tablet.Effects of anethum graveolens and garlic on lipid profile in hyperlipidemic patients.
- In 136 adults with high cholesterol, a daily enteric-coated garlic extract tablet (5.6 mg) for 12 weeks did not significantly change total cholesterol, triglycerides, LDL or HDL compared with placebo.No effect of garlic extract supplement on serum lipid levels in hypercholesterolemic subjects.
- In 115 adults with moderately high cholesterol, 900 mg of garlic powder daily for six months did not lower total cholesterol more than placebo, though a pooled analysis that included this trial found a small reduction.Garlic powder in the treatment of moderate hyperlipidaemia: a controlled trial and meta-analysis.
- In 104 adults at increased heart risk, 2400 mg of aged garlic extract daily for one year slowed calcium buildup in the coronary arteries and lowered interleukin-6 and blood sugar compared with placebo, but blood fat changes were not reported as significant.The effect of aged garlic extract on the atherosclerotic process - a randomized double-blind placebo-controlled trial.
- In 100 pregnant women at high risk of preeclampsia, 800 mg of garlic tablet daily in the third trimester produced a significant difference in total cholesterol versus placebo, but no significant change in HDL, LDL or triglycerides.The effect of garlic tablet on plasma lipids and platelet aggregation in nulliparous pregnants at high risk of preeclamp…
- In 100 volunteers who completed a crossover trial, three-month periods of enteric coated garlic tablets did not lower total serum cholesterol compared with placebo, and no serious liver, kidney or blood side effects occurred.The efficacy of cholesterol-lowering action and side effects of garlic enteric coated tablets in man.
- In 98 adults with high blood fats, 900 mg of garlic powder daily for 12 weeks significantly lowered total cholesterol, LDL cholesterol and triglycerides and raised HDL cholesterol, about as well as the drug bezafibrate.Comparison of the efficacy and tolerance of a garlic preparation vs. bezafibrate.
- In 97 women with polycystic ovary syndrome and metabolic syndrome, 1000 mg per day of garlic tablets for 8 weeks lowered LDL cholesterol by 14.2%, total cholesterol by 12.6% and triglycerides by 17.8% compared with placebo.Efficacy of garlic (Allium sativum) on metabolic syndrome components in women with polycystic ovary syndrome: randomized…
- In 96 people at risk for hypertension, two freeze-dried garlic extract capsules daily for 8 weeks lowered blood pressure, total cholesterol, triglycerides and low-density lipoprotein cholesterol, and raised high-density lipoprotein cholesterol compared with placebo.Randomized, double-blind clinical trial evaluating the impact of freeze-dried garlic extract capsules on blood pressure,…
- In 92 obese adults, 400 mg of garlic extract daily for 3 months lowered bad cholesterol, inflammation marker and arterial stiffness, while the placebo group did not change.Garlic extract favorably modifies markers of endothelial function in obese patients -randomized double blind placebo-con…
- In 90 overweight smokers, 2.1 g of garlic powder daily for 3 months did not significantly change cholesterol or inflammation markers compared with placebo.Effect of garlic powder on C-reactive protein and plasma lipids in overweight and smoking subjects.
- In 90 people with fatty liver disease, 1,600 mg of garlic powder daily for 12 weeks lowered total cholesterol, triglycerides and low-density lipoprotein cholesterol compared with placebo, and reduced liver fat.Effect of garlic powder supplementation on hepatic steatosis, liver enzymes and lipid profile in patients with non-alcoh…
- In 90 adults with metabolic syndrome, 1,600 mg of garlic powder daily for 3 months raised good HDL cholesterol and lowered triglycerides more than placebo.Effects of garlic powder supplementation on metabolic syndrome components, insulin resistance, fatty liver index, and ap…
- In 90 adults with metabolic syndrome, 1,600 mg of garlic powder daily for 3 months improved blood lipid indices (atherogenic index of plasma, Castelli risk indices) compared with placebo, though total cholesterol was not reported separately.Garlic supplementation improves intestinal transit time, lipid accumulation product and cardiometabolic indices in subje…
- In 20 healthy volunteers and 62 patients with coronary heart disease and high cholesterol, garlic given for about 10 months lowered cholesterol, triglycerides and LDL cholesterol and raised HDL cholesterol compared with the control group.Effect of garlic on blood lipids in patients with coronary heart disease.
- In 80 women with polycystic ovary syndrome, 800 mg of garlic daily for 8 weeks lowered total cholesterol and low-density lipoprotein cholesterol compared with placebo.The effect of garlic (Allium sativum) supplementation on the lipid parameters and blood pressure levels in women with po…
- In 70 adults with type 2 diabetes and dyslipidemia, 600 mg per day of garlic tablets for 12 weeks lowered total cholesterol by 12% and LDL cholesterol by 18% compared with placebo, while modestly raising HDL cholesterol.Effects of garlic on dyslipidemia in patients with type 2 diabetes mellitus.
- In 67 adults with moderately high cholesterol, 250 mg of aged black garlic extract daily for 6 weeks lowered diastolic blood pressure more than placebo, and the abstract does not report a cholesterol change.Effects of an Optimized Aged Garlic Extract on Cardiovascular Disease Risk Factors in Moderate Hypercholesterolemic Subj…
- In 60 people with type 2 diabetes, 900 mg of garlic tablets daily added to a med for 24 weeks lowered total cholesterol, triglycerides and bad cholesterol and raised good cholesterol more than a med with placebo.Garlic (Allium sativum) supplementation with standard antidiabetic agent provides better diabetic control in type 2 diab…
- In 60 adults with high cholesterol on a med, a combined garlic and moringa group had significantly lower total cholesterol, triglycerides and LDL cholesterol over 45 days, while the garlic-only group's result was not reported as significant.Synergistic effect of Moringa oleifera and Allium sativum on BMI and lipid profile: A randomized controlled trial.
- In 60 patients with coronary artery disease, a daily garlic extract equal to about 4 g of raw garlic for 3 months significantly lowered total cholesterol and triglycerides and raised HDL cholesterol compared with placebo.Effect of garlic (Allium sativum) on blood lipids, blood sugar, fibrinogen and fibrinolytic activity in patients with co…
- In 55 patients with metabolic syndrome, 2,400 mg of aged garlic extract daily for about 50 weeks reduced low-attenuation coronary plaque compared with placebo, but blood cholesterol was not measured.Aged Garlic Extract Reduces Low Attenuation Plaque in Coronary Arteries of Patients with Metabolic Syndrome in a Prospec…
- In 51 adults with obesity, 3.6 g of aged garlic extract daily for 6 weeks significantly reduced blood LDL cholesterol compared with placebo, while total and non-HDL cholesterol differences were not statistically significant.Aged garlic extract supplementation modifies inflammation and immunity of adults with obesity: A randomized, double-blin…
- In 50 people with type 2 diabetes and high cholesterol despite a med use, adding a six-herb compound containing garlic (600 mg of garlic daily) for 12 weeks improved triglycerides, total cholesterol and bad cholesterol within the treatment group, though the study had no placebo comparison.A Randomized Controlled Trial of a Herbal Compound for Improving Metabolic Parameters in Diabetic Patients with Uncontro…
- In 50 men with high cholesterol, 900 mg of garlic daily for 12 weeks lowered total cholesterol by about 11.5% and LDL cholesterol by about 14% compared with placebo.Effect of garlic and fish-oil supplementation on serum lipid and lipoprotein concentrations in hypercholesterolemic men.
- In 50 adults with high cholesterol, 900 mg of garlic powder a day for 12 weeks did not lower cholesterol, triglycerides, or other blood fats more than placebo did.Garlic powder and plasma lipids and lipoproteins: a multicenter, randomized, placebo-controlled trial.
- In 47 people with mild hypertension, garlic powder for 12 weeks significantly lowered serum cholesterol and triglycerides compared with placebo, along with blood pressure.Hypertension and hyperlipidaemia: garlic helps in mild cases.
- In 46 people with high cholesterol who were also following a low-fat diet, enteric-coated garlic tablets with 9.6 mg allicin-releasing potential for 12 weeks lowered total cholesterol and low-density lipoprotein cholesterol compared with placebo.Hypocholesterolemic effect of an enteric-coated garlic supplement.
- In 44 pregnant women at risk of preeclampsia, a daily garlic tablet for 9 weeks lowered the inflammation marker hs-CRP compared with placebo but did not change lipid profiles.The favorable effects of garlic intake on metabolic profiles, hs-CRP, biomarkers of oxidative stress and pregnancy outco…
- In 42 men with mild high cholesterol, 600 mg per day of time-released garlic powder tablets for 12 weeks lowered total cholesterol by 11.5% and LDL cholesterol by about 14% compared with placebo, and raised HDL cholesterol.Lipid-lowering effects of time-released garlic powder tablets in double-blinded placebo-controlled randomized study.
- In 42 healthy adults with high cholesterol, 900 mg of standardized garlic powder a day for 12 weeks lowered total cholesterol from 262 to 247 mg/dL, while placebo produced no meaningful change, and bad (LDL) cholesterol fell 11% versus 3% on placebo.Can garlic reduce levels of serum lipids? A controlled clinical study.
- In 40 adults with high cholesterol, 900 mg of garlic powder daily for four months lowered total cholesterol, triglycerides and blood pressure compared with placebo.Therapy with garlic: results of a placebo-controlled, double-blind study.
- In 40 people with metabolic syndrome, 4 weeks of raw crushed garlic at 100 mg per kg body weight twice daily lowered triglycerides and raised good cholesterol (high-density lipoprotein), with no placebo group for comparison.Effect of Raw Crushed Garlic (Allium sativum L.) on Components of Metabolic Syndrome.
- In 40 adults with abnormal blood fats, one month of daily garlic powder (1200 mg) combined with fish oil lowered cholesterol by 11%, triglycerides by 34%, and bad cholesterol by 10%, with no significant effect from placebo.Modulation of lipid profile by fish oil and garlic combination.
- In 36 adults with high blood pressure, 650 mg of fermented garlic extract in dark chocolate daily for 6 weeks did not change cholesterol or triglycerides compared with placebo.Evaluating the effects of dark chocolate formulated with micro-encapsulated fermented garlic extract on cardio-metabolic…
- In 33 adults with mild to moderate high cholesterol, 22.4 mg of garlic alliin daily for 16 weeks did not change cholesterol or blood fats more than placebo.Effect of garlic on lipid profile and psychopathologic parameters in people with mild to moderate hypercholesterolemia.
- In adults with mild to moderate high cholesterol, 900 mg per day of garlic powder tablets for 12 weeks did not change cholesterol, LDL, HDL or triglycerides compared with placebo.On the effect of garlic on plasma lipids and lipoproteins in mild hypercholesterolaemia.
- In 30 children with familial high cholesterol, 900 mg per day of garlic extract for 8 weeks did not significantly change cholesterol or LDL cholesterol compared with placebo.Garlic extract therapy in children with hypercholesterolemia.
- In 27 trained male runners, 12.3 mg of garlic oil daily for 16 weeks did not significantly change total cholesterol or blood pressure compared with placebo.A randomized trial of the effects of garlic oil upon coronary heart disease risk factors in trained male runners.
- In 20 overweight adults, a high fat meal with a 14.5 gram spice blend containing garlic lowered triglycerides after the meal by 31% when followed by rest, but this effect disappeared under psychological stress.Effects of culinary spices and psychological stress on postprandial lipemia and lipase activity: results of a randomized…
- In 10 healthy adults given a 100 g butter meal, 50 g of fresh garlic juice over one week blocked the fat-induced rise in serum cholesterol, and its essential oil gave the same protection.Effect of the essential oils of garlic and onion on alimentary hyperlipemia.
- In 10 healthy volunteers, 600 mg of garlic powder daily for 2 weeks did not lower serum lipid or cholesterol levels, but it reduced how easily their lipoproteins oxidized by 34%.Garlic supplementation and lipoprotein oxidation susceptibility.
- Over 7 days, 2.4 g of aged garlic extract daily made LDL cholesterol particles more resistant to oxidation, but cholesterol levels themselves were not reported; raw garlic had no such effect.Daily supplementation with aged garlic extract, but not raw garlic, protects low density lipoprotein against in vitro ox…
- In patients with coronary artery disease, garlic powder taken twice daily for 3 months improved blood vessel flow-mediated dilation compared with placebo, but blood cholesterol was not reported as improved.Effects of garlic on brachial endothelial function and capacity of plasma to mediate cholesterol efflux in patients with…
- In people with high blood pressure and abnormal blood fats, garlic tablets given at daily doses from 0.3 to 1.5 g for 24 weeks produced notable improvements in cholesterol, triglycerides and bad and good cholesterol compared with placebo, with larger changes at higher doses and longer use.Analysis of dose and duration dependent effects of Allium sativum Linn and other hypocholesterolemic agents exhibited on…
- In an 8-week double-blind trial in adults with mildly high cholesterol, a garlic and onion extract significantly lowered bad cholesterol and total cholesterol, and improved blood pressure and markers of oxidative stress and inflammation.LDL-Cholesterol-Lowering Effects of a Dietary Supplement Containing Onion and Garlic Extract Used in Healthy Volunteers.
- In a 12-week randomized trial of people with narrowed leg arteries, 800 mg daily of garlic powder increased walking distance more than placebo, and cholesterol concentration also decreased significantly within the garlic group.Effects of garlic coated tablets in peripheral arterial occlusive disease.
- In 62 adults with and without high cholesterol, eating 4 cloves of black garlic daily for 12 weeks raised apolipoprotein A1 and lowered several blood markers of artery inflammation, in a study without a placebo group.Effect of Black Garlic Consumption on Endothelial Function and Lipid Profile: A Before-and-After Study in Hypercholester…
- In 13 elderly adults who ate garlic daily for one month, bad cholesterol fell, and markers of cell damage from oxidation dropped while antioxidant enzyme activity rose.Effects of garlic consumption on plasma and erythrocyte antioxidant parameters in elderly subjects.
- In 30 people with advanced type 2 diabetes taking meds and meds, a six-herb sachet containing garlic twice daily for 40 days lowered low-density lipoprotein cholesterol and triglycerides, though the study had no control group.Safety and efficacy of a polyherbal formulation for the management of dyslipidemia and hyperglycemia in patients with ad…
- In 15 adults with high cholesterol, 450 mg per day of fermented garlic extract for 4 weeks lowered total cholesterol and LDL cholesterol, and the effect faded within 2 weeks of stopping.Lipid-lowering effect of monascus garlic fermented extract (MGFE) in hyperlipidemic subjects.
- In normolipidemic adults taking 5 mL of aged garlic extract daily for 13 weeks, serum lipid profiles did not change significantly, although platelet aggregation was reduced.Dietary supplementation with aged garlic extract inhibits ADP-induced platelet aggregation in humans.
Review Totals and Summary
Members Only1,328 reviews · 90% positive
Garlinase 5000 tablets get strongly positive feedback across the stores, with about 578 ratings in total. Buyers praise the absence of garlic taste and breath, the once-a-day dosing and the perceived effects on cholesterol, blood pressure and immunity. Complaints are few and minor. **What buyers say it did for them:** The most detailed reports concern cholesterol and blood pressure. One buyer wrote "Cholesterol down 21 points and triglyceride level went from 338 to 96." Another saw "a 40 point decrease" after restarting it following a few months off. A reviewer says her husband came off blood pressure and meds "just taking this garlic, no other changes." Others use it for immune support and take it when illness is coming on: "Whenever I start to feel sick I'll take 2 of these and it really works." One said they "felt a difference immediately." These are personal accounts, not proof. Store summaries also mention people feeling it helps keep colds and flu at bay, and long-term users on the brand's own site say it helps them feel better all the time. **What they complain about:** There is very little. The one criticism, from a verified buyer on the Nature's Way site, is that the tablets contain the colorant titanium dioxide, and they want a version without it. The store's FAQ says the colorant has been removed from some products and that clear-coated tablets vary in color. One Amazon page shows a small number of lower star ratings, but the written reviews there do not explain them. One buyer said they could not yet judge quality. **Taste, smell, pill size and form:** Most reviewers say there is no garlic aftertaste or smell: "You don't smell the garlic," and "No garlic aftertaste or garlic breath." They describe the tablets as "easy to swallow" and individually packaged. One reviewer disagrees, saying "Recommend taking it with food because of the strong garlic smell." A store summary says the enteric coating is praised and that the product does not irritate the stomach the way raw garlic can. This review set covers tablets only, and other forms of the product were left out. **Value for money:** Buyers call it "worth the price" and say they "will keep repurchasing." Store summaries mention competitive pricing and good value, and one reviewer praised "no fillers" and a dosage that was "exactly what I want." Delivery and packaging are also praised as fast and secure. **Who it seems to suit and who it did not:** It seems to suit people wanting a daily garlic supplement without the odor, and people who like a simple once-a-day routine. Many reviewers are long-term users of several years, and some returned to it after a break. It also suits those who want it for general immune and cardiovascular support. It may not suit anyone who wants to avoid titanium dioxide, or anyone who notices a strong garlic smell, who may do better taking it with food. No reviewer reported side effects, though the written reviews are a small and mostly enthusiastic sample.
Biohacker Summary
Members Only8 of 10 recommend it
Garlic is the only ingredient here, and the panel leans favorable: of the ten, four recommend it, four use it, one is neutral and one warns. People take it for heart and blood pressure, cholesterol, immune support, gut health and as a natural antimicrobial, and one panelist cites a trial of 800 milligrams for fatty liver. Preferred forms include aged garlic extract, an odor-free pill, and fresh garlic crushed and left to sit for 10 minutes before eating or heating; one panelist takes a 600 milligram capsule whenever he takes Alpha-GPC, and others pair it with avocado, eggs or olive oil. Cautions came from one panelist who feels less mentally sharp after eating a lot and notes a bleeding risk for anyone on meds, while another avoids garlic because it triggers gut problems; one more panelist said he does not eat it, and a seventh said eating it every day is bad for you.
See all 10 biohackers →Hide the biohackers
Dr. Mark Hyman · Garlic · recommends
- Recommends garlic as a fibrous food to heal the gut.
- Eats a lot of garlic and includes it in his chicken soup and a special drink because it is an antimicrobial and antiviral.
- Notes that crushing garlic and letting it rest for 10 minutes before cooking activates an enzyme that significantly increases its cancer-fighting and heart-protective compounds.
- Explains that crushing garlic with a knife makes allicin, the medicinal component, come out, and also makes it easier to peel.
- Uses garlic, cooking it down in olive oil, as part of the Spanish potato tortilla recipe.
- Recommends avoiding garlic for at least a week before surgery because it can thin the blood.
- Recommends garlic as a food that boosts the body's own detox enzymes like glutathione.
- Recommends consuming garlic every day because it contains sulfur, which boosts the detox system.
- Recommends garlic for reducing inflammation.
- Recommends garlic as an awesome food that helps blood flow and circulation.
Dr. Eric Berg · Garlic · neutral
- Garlic supports detoxification, contains allicin, is antimicrobial, supports a healthy heart, supports healthy blood pressure, may have anticancer benefits, supports healthy gut microbes, and is a potent anti-inflammatory.
- Dr. Eric Berg recommends adding garlic to eggs to support satiety, antioxidant potential, cardiovascular, and liver health.
- Recommends mixing one drop of garlic with five drops of povidone iodine for a wart and skin tag remedy, suggesting to crush the garlic.
- Recommends garlic for its chelation abilities and its ability to turn up the body's detoxification genes.
- Recommends putting some garlic on skin tags to help them go away quickly.
- Recommends chewing one clove of garlic every single day, noting that it has a unique compound called allicin which is highly antimicrobial and can cause the liver to detoxify poisons, get rid of pathogens, increase nitric oxide, decrease blood pressure, and act as a med.
- Recommends garlic as a top food to help increase nitric oxide.
- Mentions garlic as a research-backed natural remedy for high blood pressure.
- Lists garlic as a common remedy for toenail fungus.
- Dr. Eric Berg states that garlic can contribute to supporting liver health.
Siim Land · Garlic · recommends
- Recommends Aged garlic extract for blood pressure and cholesterol, based primarily on human research, especially randomized controlled trials showing measurable benefits.
- Lists Aged garlic extract as one of 15 supplements backed by human studies.
- Says garlic is an old food with health benefits, especially good for lipids and the immune system.
- Says garlic has benefits for the immune system and the cold, and advises crushing or chopping it and letting it sit for 10 minutes before heating or eating it to preserve its health benefits.
- Mentions aged garlic extract as a compound that can increase autophagy, but notes it doesn't come close to exercise in effectiveness.
- Notes that aged garlic extract has a lot of human clinical trials showing it works for lowering cholesterol and lipids.
- Recommends aged garlic extract for people at high risk of cardiovascular disease, stating that the optimal dose for atherosclerosis is 2400 milligrams a day split into two doses of 1200 milligrams each.
- Places aged garlic extract in the 'god tier', describing it as a multifaceted supplement with benefits for lipids, blood sugar, blood pressure, visceral fat, inflammation, weight loss, and atherosclerotic plaque, making it an all-in-one for metabolic and cardiovascular health.
- Recommends aged garlic extract for metabolic health, noting it lowers lipids, blood sugar, and blood pressure.
- Recommends garlic extract for improving metabolic health, including blood pressure, lipids, blood sugar, and waist circumference, and reducing cardiovascular disease risk factors, despite limited life extension data from animal studies.
Andrew Huberman · Garlic · uses
- Makes it a point to ingest a 600 milligram capsule of garlic anytime they take Alpha-GPC to offset potential increases in TMAO.
- He suggests taking 600 milligrams of garlic, which contains allicin, to inhibit TMAO production, especially when taking Alpha GPC regularly, and notes that garlic capsules are inexpensive and don't cause bad breath.
- Mentions that if one takes Alpha GPC, they would have to take 600 milligrams of garlic to offset the increase in TMAO, if one believes TMAO matters. He prefers to just eat garlic anyway.
- Agrees with a dermatologist's recommendation to ingest garlic because it contains sulfur, which is key for collagen synthesis and repair.
- Mentions that some people chew a raw clove of garlic every day during winter or take fermented garlic for colds or flu, but does not endorse these practices himself.
- Notes that there is some data suggesting garlic extract can enhance recovery from injury or tissue damage, but warns that boosting the wrong part of immunity during the wrong phase of recovery with garlic could be detrimental. He also mentions that there isn't enough human data on it yet.
- Suggests taking 600 milligrams a day of garlic extract to offset the increase in TMAO caused by oral L-carnitine, which can cause stiffening of the arteries.
- Continues to take 600 milligrams of garlic every time he takes l-carnitine to offset any negative effects of alpha GPC and l-carnitine by decreasing TMAO conversion.
- Mentions Garlic Supplements in the context of the Arrow Model of Focus.
- States that he and many others take 600 milligrams of a garlic capsule to offset the increase in TMAO that can result from Alpha GPC, noting that garlic has other health benefits.
Thomas DeLauer · Garlic · recommends
- Recommends using garlic along with avocado in the same meal to feed the same microbes and compound the positive effects on gut health.
- Notes that garlic's allicin converts to hydrogen sulfide, which relaxes vessel walls.
- Includes garlic in their homemade mineral broth, noting its detoxifying properties as part of a detoxification protocol.
- Garlic is recommended for its inulin content.
- Recommends garlic, citing an RCT where 800 mg of garlic for 15 weeks led to improvements in fatty liver on ultrasound for more than half of the participants, due to its organosulfur compounds that downregulate inflammatory pathways and activate antioxidant pathways.
- Recommends garlic for NRF2 activation and as a source of sulfur compounds, which are important for glutathione synthesis.
- Recommends garlic for driving nitric oxide production and inhibiting ACE, advising to crush it and wait 10 minutes before heating.
- Recommends garlic and fermented foods to help heal the gut lining and seal it.
- Recommends incorporating garlic into the diet by cutting it up and letting it sit for 10 minutes to activate allicin, which then activates the NRF2 effect in the body, boosting internal antioxidant systems to combat oxidative stress.
- Recommends cooking with garlic, specifically raw garlic that has been cut up and allowed to sit for 5-10 minutes to activate allicin, for its potency in increasing resting energy expenditure.
Dave Asprey · Garlic · warns
- Likes garlic but notices their brain feels less sharp when they eat a lot of it, even tracking the effect with EEG, and advises using it strategically, especially if it affects cognition.
- Host Dave Asprey separates what the human data actually supports regarding raw garlic, modest blood pressure and cholesterol effects, real antimicrobial properties, and a genuine bleeding-risk caution for anyone on meds, from the unproven parasite-cleanse and brain fog claims driving the trend online.
- Recommends adding small amounts of garlic as prebiotic vegetables to support a healthy gut microbiome, but warns that too much can cause problems.
- Takes garlic, which he likes but doesn't eat very much.
- Believes that eating garlic every day is bad for you, though it can be used therapeutically in Ayurveda.
- States that while he loves raw garlic, eating it makes him feel bad, causing brain fog and headaches, though a little bit is okay.
- States that they love raw garlic but feel like crap, get a brain fog headache if they eat it, though they sometimes have a little bit.
- States that if he eats raw garlic, he feels like crap and gets a brain fog headache, though cooked garlic is fine.
- Loves things like celery, onions, and garlic, implying their powerful health benefits.
Dr. Rhonda Patrick · Garlic · uses
- Rhonda's current diet includes a homemade salad dressing made with avocado, garlic, apple cider vinegar, and olive oil.
- Suggests that if someone is an 'immuno-ager,' they might want to take garlic to help with their immune system.
- Used a concoction of garlic and grapefruit seed extract, applied both topically and orally, to successfully treat MRSA after meds failed.
- Rhonda Patrick points out that garlic is very high in sulfur-containing compounds like beta-mercaptans.
- Rhonda Patrick states that garlic binds mercury, which allows it to be excreted from the body.
- Rhonda states that garlic can be used to treat MRSA (Methicillin-resistant Staphylococcus aureus).
- Rhonda used a concoction of garlic and grapefruit seed extract, applied both topically and orally, to successfully treat MRSA after meds failed.
Bryan Johnson · Garlic · uses
- Uses garlic as part of their breakfast.
- Eats garlic for breakfast.
- Uses garlic, noting it has been shown to lower blood pressure and help the immune system.
- Includes one odor-free garlic pill in his Blueprint stack.
- Adds one peeled clove of garlic to his Super Veggie for heart and immune health.
- Includes garlic in his Super Veggie meal, which he eats at 7 AM.
- Takes garlic for liver enzymes and cholesterol management, and also eats it daily as part of his super veggie.
- Includes garlic in his daily 'Super Veggie' breakfast for its nutrient density.
- Uses chopped garlic in his Super Veggies.
Ben Greenfield · Garlic · recommends
- Recommends root spices like garlic for use on the AIP diet.
- Recommends anti-inflammatory spices like turmeric, ginger, and garlic, often seen in a Mediterranean approach, to help with inflammation and fat loss.
- Avoids garlic because even after following a low FODMAP diet and trying reintroduction, it still causes issues.
- Recommends avoiding garlic as one of the major high FODMAP foods that regularly exacerbates symptoms of irritable bowel syndrome.
- States that garlic is a phenomenal source of sulfur.
- Lists garlic as a particularly efficacious herb or spice.
- Warns that high doses of garlic, like 30 cloves a day, can damage kidneys, citing a college teacher who experienced kidney failure from consuming such an amount.
- Recommends including garlic as a staple in one's diet to help kill bad bacteria.
- Ben found raw garlic helpful for his giardia, but otherwise it can cause bloating.
- Used a lot of raw garlic as one of the anti-Giardia plants in his natural treatment for the infection.
Peter Attia · Garlic · uses
- States that he does not eat garlic.
RAL Summary
Members OnlyTier 2 for Cholesterol
More Details
Members OnlyBody systems · Combine with · Possible side effects
Body systems: Cardiovascular system
Combine with: Garlic extract standardized for alliin/allicin has modest clinical support for lowering total and LDL cholesterol and for supporting healthy blood pressure, so it fits a cholesterol-focused regimen, though effects are generally mild. It pairs well with bergamot extract, plant sterols/stanols, and soluble fiber such as psyllium, which act on LDL through complementary mechanisms (reduced cholesterol synthesis and absorption, and bile acid binding). Omega-3 fish oil can help lower triglycerides, and red yeast rice (if approved by a clinician) or berberine can add LDL-lowering support. Coenzyme Q10 is worth considering for cardiovascular and cellular energy support, especially if a med is used. Because garlic has mild antiplatelet effects, consult a healthcare provider before combining it with meds such as meds, or high-dose fish oil, and before surgery. Take it with a meal to reduce stomach upset.
Possible side effects: A strong garlic smell was mentioned in 10% of the reviews read; no other side effects were reported.
Supplement Facts
Garlic Bulb Extract 320 mg
| Garlic Bulb Extract | 320 mg | † |
Other ingredients: Cellulose, Sodium Croscarmellose, Calcium Stearate, Silica, Sodium Alginate, Ethyl Cellulose, Medium Chain Triglyceride, Oleic Acid, Stearic Acid.
Directions: One tablet per day Recommendation: Adults take 1 tablet daily with food. Do not chew or crush.
Label source: NIH label database · Report a label change
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- How to Lower LDL Cholesterol: A Practical Plan Based on Your Blood WorkArticle · Oct 27, 2026
Graded November 5, 2026 by the Reverse Age Lab evidence engine, from human studies, real reviews and our biohacker panel. How we grade. Is this medical advice? No. Rala organizes the published evidence; go over any change with your doctor, especially if you take meds.
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