Advanced Nutrition by Zahler Magnesium Glycinate Gummies Review
Chapter Six Magnesium Glycinate is a grape-flavored gummy designed to support relaxation and sleep, sold on the Zahler store as Magnesium Glycinate Gummies. The product page lists its key points: it provides 100 mg of Magnesium Glycinate for relaxation and sleep support, the gummies are delicious-tasting, and the product is free of peanuts, tree nuts, dairy, gluten, soy and eggs. Labels on the page mark it as non-GMO, gluten free, dairy free, soy free and vegetarian friendly. The details section explains that Magnesium Glycinate is a highly absorbable form of magnesium that promotes relaxation and sleep, and that Chapter Six Magnesium Glycinate Gummies offers a great-tasting gummy to promote these benefits. The page also shows a supplement facts image and a what's inside section, though the text of those sections is not provided in the scraped content. The product is shown as sold out, with a regular price of $22.46 and a subscribe and save option at $17.97 with a 20 percent saving on monthly, every two months or every three months delivery. The page notes that the product is eligible for HSA or FSA purchase through a Truemed widget, which failed to load in this capture. Kosher and halal certification badges appear on the page, along with the statement that the brand uses only pure natural ingredients manufactured to the highest standards. A disclaimer notes that formulas are constantly upgraded, so the product received may differ from the images and information shown, and customers are advised to read the label, warnings and directions of the product they receive. Free US shipping applies to orders over $25.
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Study, Trial or Testing Result Summary
Members Only49 human studies · 22 improved
13 of these 49 human studies gave magnesium by drip or inhaler, not by mouth.
Magnesium can modestly lower blood pressure, but this product's dose is unclear. The label does not show how much magnesium each serving gives. The store listing names 100 mg of magnesium glycinate, which is well below the roughly 365 to 400 mg a day used in the trials. A large 2025 pooled analysis of 38 trials found that about 365 mg a day for about 12 weeks lowered the top number by about 2.8 points and the bottom number by about 2.1 points. The largest drops were in people already on meds or low in magnesium, and there was no clear change in people with normal blood pressure [1]. A 2016 pooled analysis of 34 trials found similar small drops [2]. A review of 49 trials found benefit only in people with uncontrolled high blood pressure. It found no change in people whose pressure was controlled or normal [3]. Two small trials in adults with metabolic syndrome taking 400 mg a day lowered blood pressure [4][5]. A 24 week trial of 450 mg a day in overweight adults found no change [6]. The trials used forms such as citrate, oxide and sulfate. None of the trials listed tested glycinate gummies. Animal and cell studies are never counted.
See all 49 studies →Hide the studies
- In 38 randomized trials of 2709 people taking a median 365 mg of elemental magnesium daily for a median 12 weeks, systolic blood pressure fell 2.81 mm Hg and diastolic 2.05 mm Hg versus placebo, with larger drops in people on meds or with low magnesium and no significant change in people with normal blood pressure.Magnesium Supplementation and Blood Pressure: A Systematic Review and Meta-Analysis of Randomized Controlled Trials.
- In 34 placebo-controlled trials of 2028 adults taking a median 368 mg of magnesium daily for about 3 months, systolic blood pressure fell 2.00 mm Hg and diastolic 1.78 mm Hg versus placebo.Effects of Magnesium Supplementation on Blood Pressure: A Meta-Analysis of Randomized Double-Blind Placebo-Controlled Tr…
- In 23 randomized trials of 1345 people with type 2 diabetes, magnesium supplements were linked to lower diastolic blood pressure, but the abstract gives no figures for blood pressure, dose or duration.Effect of Magnesium Supplements on Improving Glucose Control, Blood Pressure and Lipid Profile in Patients With Type 2 D…
- In four studies of 1334 children with infantile epileptic spasms, adding magnesium sulfate to hormone therapy (ACTH) cut the rate of high blood pressure as a side effect compared with the hormone alone, though the studies were not about blood pressure in healthy people or treating it.Efficacy and tolerability of magnesium sulfate in children with infantile epileptic spasms syndrome: A systematic review…
- This broad review of pre-eclampsia and high blood pressure in pregnancy lists magnesium supplementation among many treatments, but the abstract gives no results for magnesium.Pre-eclampsia, eclampsia, and hypertension.
- A review of double-blind trials lasting at least four weeks found magnesium supplements can help treat metabolic syndrome in people with low magnesium, with no specific blood pressure numbers given.Magnesium in metabolic syndrome: a review based on randomized, double-blind clinical trials.
- Across 49 trials, oral magnesium of at least 240 mg daily lowered blood pressure in people with uncontrolled hypertension on medication and over 600 mg daily was needed in untreated hypertension, while people with controlled blood pressure or normal blood pressure saw no change.Effectively Prescribing Oral Magnesium Therapy for Hypertension: A Categorized Systematic Review of 49 Clinical Trials.
- In 10141 women with pre-eclampsia, magnesium sulphate cut the risk of eclampsia seizures by 58% versus placebo (0.8% vs 1.9%), though 24% reported side effects versus 5% on placebo; blood pressure itself was not reported as an outcome.Do women with pre-eclampsia, and their babies, benefit from magnesium sulphate? The Magpie Trial: a randomised placebo-c…
- In 816 children with severe asthma in the emergency department, nebulized magnesium sulfate added to albuterol did not change systolic blood pressure or reduce hospitalization compared with placebo.Effect of Nebulized Magnesium vs Placebo Added to Albuterol on Hospitalization Among Children With Refractory Acute Asth…
- In a single-blinded controlled study of 430 adults, a magnesium-rich diet averaging about 1,142 mg a day for 12 weeks lowered total cholesterol, bad cholesterol and triglycerides by about 10% each, compared with a usual diet; blood pressure was not reported.Can dietary magnesium modulate lipoprotein metabolism?
- Over 10 years, 400 high-risk adults assigned to a magnesium-rich diet (about 1142 mg daily) had fewer heart complications and lower total and sudden death rates than those on their usual diet (about 418 mg daily).Effect of dietary magnesium supplementation in the prevention of coronary heart disease and sudden cardiac death.
- In 200 healthy first-time pregnant women, daily magnesium did not change the rise in blood pressure compared with placebo.Magnesium Supplementation and Blood Pressure in Pregnancy: A Double-Blind Randomized Multicenter Study.
- In 194 pregnant women with preeclampsia treated for two weeks, adding a multivitamin to magnesium sulfate lowered blood pressure no more than magnesium sulfate alone.Effects of multivitamin combined with magnesium sulfate versus magnesium sulfate alone on hemodynamics, coagulation, and…
- In 182 women with severe preeclampsia, giving magnesium sulfate for 12 hours after delivery was as effective as 24 hours, with blood pressure similar in both groups.A comparison between the two methods of magnesium sulfate administration for duration of 12 versus 24 h after delivery i…
- In 164 overweight or slightly obese adults, 450 mg of magnesium daily as citrate, oxide or sulfate for 24 weeks did not change blood pressure or artery stiffness compared with placebo.Effects of Magnesium Citrate, Magnesium Oxide, and Magnesium Sulfate Supplementation on Arterial Stiffness: A Randomized…
- In 150 pregnant women with chronic hypertension, a treatment plan that included magnesium orotate, along with other measures, reduced hypertension symptoms and supported a favorable pregnancy course.[Magnesium orotate in treatment of chronic hypertension in pregnant women].
- In 110 overweight pregnant women, a resveratrol and magnesium hydroxide complex with inositols for up to 60 days did not change systolic or diastolic blood pressure across groups, though lipid and glucose levels improved.Can trans resveratrol plus d-chiro-inositol and myo-inositol improve maternal metabolic profile in overweight pregnant p…
- In 97 patients having bypass surgery, adding magnesium sulfate to heart-protecting cardioplegia fluid every 25 minutes protected the heart about as well as the standard every-15-minute method, with no difference in heart damage markers.The efficacy and safety of extending the ischemic time with a modified cardioplegic technique for coronary artery surger…
- In 95 overweight adults, 360 mg of magnesium glycinate three times daily with vitamin D for 12 weeks raised vitamin D levels more than vitamin D alone, and lowered systolic blood pressure only in those whose baseline systolic pressure was above 132 mmHg.The effect of combined magnesium and vitamin D supplementation on vitamin D status, systemic inflammation, and blood pre…
- In 88 patients having adrenal tumor surgery, magnesium sulfate infusion given before surgery cut the time blood pressure and heart rate stayed outside target ranges from 8.3% to 4.3% compared with placebo, with a lower peak systolic pressure.Efficacy and Safety of Preemptive Magnesium Sulfate Infusion during Pheochromocytoma and Paraganglioma Resection: A Rand…
- In 80 patients with organophosphorus poisoning, adding intravenous magnesium sulfate lowered diastolic blood pressure at 0 and 2 hours and lowered heart rate for up to 24 hours compared with saline, but systolic blood pressure did not differ.Therapeutic Effect of Adding Magnesium Sulfate in Treatment of Organophosphorus Poisoning.
- In 75 pregnant women with pregnancy-related hypertension, magnesium sulfate (20-25 g daily) served as the comparison group, and ligustrazine lowered mean arterial pressure more than magnesium sulfate did.[Treatment of hypertension syndrome of pregnancy with ligustrazine].
- In 68 patients preparing for colonoscopy, a magnesium citrate drink taken before a lavage solution did not produce significant changes in heart rate or blood pressure compared with lavage alone or with bisacodyl.The effect of stimulant laxatives and polyethylene glycol-electrolyte lavage solution for colonoscopy preparation on ser…
- In 59 women treated for premature labor, bolus fenoterol caused fewer side effects, including blood pressure and heart rate effects, than continuous fenoterol, while the magnesium sulfate given in each arm was not the variable being tested.[Comparative study of maternal side effects of various forms of intravenous therapy with fenoterol in premature labor].
- In 54 people with irregular heartbeats, a micronutrient combination for 6 weeks lowered fasting insulin and reduced heart muscle mass, with some signs of better heart filling, compared with placebo; blood pressure was not reported.Dietary intervention with a specific micronutrient combination for the treatment of patients with cardiac arrhythmias: t…
- In 27 adults with metabolic syndrome, 400 mg of oral magnesium daily for 12 weeks significantly lowered systolic blood pressure from about 135 to 126 mmHg and diastolic from about 84 to 79 mmHg, and also lowered interleukin-6, compared with a control group that took no magnesium.Positive effects of magnesium supplementation in metabolic syndrome.
- In 50 newborns with birth asphyxia, magnesium sulfate infusion did not change blood pressure compared with saline placebo over the first 48 hours, although neurological outcomes at discharge were better.Short-term outcome of magnesium sulfate infusion in perinatal asphyxia.
- In a randomized, double-blind trial of 50 heart bypass patients, magnesium sulfate given for 5 days after surgery reduced atrial fibrillation (irregular heartbeat) to 4% of patients compared with 20% on placebo.Atrial fibrillation after coronary artery bypass surgery: predictors and the role of MgSO4 replacement.
- In a randomized, placebo-controlled trial of 48 women with mild preeclampsia after 34 weeks, magnesium sulfate lowered blood flow resistance in the baby's umbilical artery but did not change it in the baby's middle cerebral artery.Randomized controlled study comparing effect of magnesium sulfate with placebo on fetal umbilical artery and middle cere…
- In 45 patients with brain bleeding from a ruptured aneurysm, two weeks of intravenous magnesium sulfate shortened vasospasm but did not significantly improve outcomes or reduce cardiac and lung complications compared with saline.Intravenous magnesium sulfate to improve outcome after aneurysmal subarachnoid hemorrhage: interim report from a pilot s…
- In 40 women with polycystic ovary syndrome, 250 mg of magnesium oxide daily for 2 months did not change blood pressure compared with placebo, although insulin resistance and some cholesterol measures improved.The Effect of Magnesium Supplementation on Insulin Resistance and Metabolic Profiles in Women with Polycystic Ovary Synd…
- In 40 adults with acute asthma, inhaled magnesium sulfate was compared with inhaled salbutamol; blood pressure was recorded, but the abstract reports no blood pressure result, and salbutamol worked better for asthma.Inhalation therapy with magnesium sulfate and salbutamol sulfate in bronchial asthma.
- In a pilot trial of 28 newborns with severe lung blood vessel constriction, nebulized magnesium sulfate over 24 hours gave a larger fall in the oxygenation index and a slightly higher average blood pressure than intravenous magnesium.Nebulized Magnesium Sulfate for Treatment of Persistent Pulmonary Hypertension of Newborn: A Pilot Randomized Controlled…
- In 25 newborns with persistent pulmonary hypertension, intravenous magnesium sulfate did not produce a different response rate than inhaled nitric oxide, though infants who switched to nitric oxide after magnesium failed did better.Inhaled nitric oxide and intravenous magnesium sulphate for the treatment of persistent pulmonary hypertension of the ne…
- In 24 adults with metabolic syndrome and normal magnesium levels, 400 mg of magnesium citrate daily for 12 weeks lowered systolic and diastolic blood pressure and HbA1c compared with placebo.Magnesium citrate supplementation decreased blood pressure and HbA1c in normomagnesemic subjects with metabolic syndrome…
- In 22 hemodialysis patients, using a low-magnesium dialysis bath did not significantly change QT dispersion, a measure of heart rhythm risk, compared with a normal-magnesium bath.The effect of different dialysate magnesium concentrations on QTc dispersion in hemodialysis patients.
- In 20 dialysis patients, a higher magnesium dialysate concentration did not change intradialytic blood pressure or heart stunning compared with a lower concentration over 2-week periods.High magnesium dialysate does not improve intradialytic hemodynamics or abrogate myocardial stunning.
- In 14 people after a brain bleed, a 5 gram intravenous magnesium bolus slightly lowered average blood pressure compared with saline but did not change blood flow speed in the brain.Cerebral blood flow velocity response to magnesium sulfate in patients after subarachnoid hemorrhage.
- In children with critical hand, foot and mouth disease, magnesium sulfate added to routine treatment lowered systolic blood pressure and heart rate more than routine treatment alone.The clinical value of aquaporin-4 in children with hand, foot, and mouth disease and the effect of magnesium sulfate on …
- In 69 pregnant women with high blood pressure, pretreatment with magnesium sulphate before tracheal intubation prevented the rise in blood pressure seen with lignocaine, and only 1 of 24 magnesium-treated women had a systolic pressure above 180 mm Hg afterward, compared with 6 of 24 given alfentanil and 6 of 21 given lignocaine.Attenuation of the pressor response to tracheal intubation in hypertensive proteinuric pregnant patients by lignocaine, …
- In an open, non-randomized study of 62 pregnant women with high blood pressure, a combined regimen that included magnesium orotate along with meds delayed pregnancy complications compared with a control group, but the magnesium effect cannot be separated from the other treatments and blood pressure itself was not reported as a separate result.[Basic and metabolic therapy of hypertensive disease in pregnant women].
- In nine young healthy people, magnesium infused into the arm improved blood vessel widening in response to methacholine, but overall blood pressure was not significantly changed.Magnesium infusion improves endothelium-dependent vasodilation in the human forearm.
- In an observational study of 1,160 patients with heart rhythm disorders, at least 300 mg of oral magnesium per day for at least 6 weeks gave good to very good results in 82% of patients, and high blood pressure also improved.[High-dosage oral magnesium therapy in arrhythmias. Results of an observational study in 1.160 patients with arrhythmia]…
- In a 1986 survey of 976 coloured adults in Cape Town, hypertensive people had lower dietary magnesium intake than normotensive people, but this survey did not test magnesium supplements.Hypertension in the coloured population of the Cape Peninsula.
- In 100 women with severe preeclampsia, a 6 g intravenous dose of magnesium sulfate lowered maternal systolic blood pressure from about 173 to 157 and diastolic from about 110 to 102 within 20 minutes, and also lowered heart rate.The effect of loading dose of magnesium sulfate on uterine, umbilical, and fetal middle cerebral arteries Doppler in wom…
- In 10 hypertensive late-pregnancy women, a 4 g intravenous infusion of magnesium sulfate mildly lowered blood pressure and reduced peripheral resistance while increasing stroke volume and cardiac output.[The value of magnesium sulfate in intensive care of severe toxemias of pregnancy (author's transl)].
- In 8 women with severe gestational proteinuric hypertension, a magnesium sulphate infusion significantly lowered blood pressure, with the largest drop in diastolic pressure in those whose serum magnesium rose most.The effect of magnesium sulphate infusion on circulating catecholamine levels in severe gestational proteinuric hyperten…
- In 22 patients on long-term meds for high blood pressure or heart failure, 10 mmol of magnesium chloride per day for four months lowered systolic and diastolic pressure by about 13 mm Hg on average.Role of magnesium in the management of hypertension.
- In a nonrandomized study of 7 premature newborns with persistent pulmonary hypertension, intravenous magnesium sulfate led to clinical improvement in 6 infants, with no significant side effects, though blood pressure results were not separately reported.Persistent pulmonary hypertension of the newborn treated with magnesium sulfate in premature neonates.
Review Totals and Summary
Members Only4,775 reviews
Buyers are broadly happy with these gummies. They praise the taste, the easy chewable format and the quality, and several say they would buy them again. **What buyers say it did for them:** Reported benefits are modest but positive. One parent bought them for a child's occasional leg cramps and restlessness at bedtime and said "they really made a difference." Another buyer takes them for muscle tension and joint issues and also finds them "good for sleep/mood." A third uses them mainly for relaxation. One more says only that it "really works great," without saying what for. **What they complain about:** The reviews contain no real complaints. Nobody reports side effects, a bad taste, or a failure to work. One reviewer calls the dose "gentle but effective," which could matter if you want a strong dose. Another says "very good dosage," so opinions on strength are favourable, though the picture is thin. **Taste, smell, pill size or form:** This is the most praised area. One reviewer says "Good taste and texture" and that they "actually want to eat them." The raspberry flavour won over a child, with "no complaints, no refusals." The gummy form is also set against large mineral pills that you have to take in numbers. One buyer says the "pill size is so big," which is why gummies suit them better. Another likes the colour and size. The format is described as easy on the stomach. **Value for money:** Only one reviewer comments directly, saying "quality and price are good for me." Others mention quality (high quality, clean ingredients, good quality) and repeat purchases ("Keep purchasing over and over"), which suggests they feel it is worth the cost. No one says it is too expensive. There is no detailed comparison of price per serving, so check the cost per gummy yourself. **Who it seems to suit and who it did not:** It seems to suit: - Adults who find large magnesium capsules awkward or off-putting. - Parents looking for a chewable magnesium that a child will accept. - People using magnesium for relaxation, sleep, mood, or muscle tension and cramps. - People who want a supplement they will actually take regularly. No reviewer reports that it did not suit them. The sample is small and uniformly positive, and one review mentions packaging and accuracy of description, which were fine. Anyone wanting a high-strength dose might look more closely at the label, since one buyer calls it gentle. Reviews of other forms of this product (capsules, powder) were not part of this summary. Only the gummies are covered here.
Biohacker Summary
Members Only8 of 10 recommend it
Magnesium is the main ingredient here, and all ten panelists spoke about it, with about four saying they use it and several more recommending it. The most common reason is sleep, where most of the panel points to deeper or easier rest, though one says the evidence for sleep is not yet consistent and another says it does not fix waking in the night. Others take it for blood pressure, bone health, muscle function, stress, and brain function, and a few get it through electrolyte drinks. For forms, glycinate is named by two, and threonate is the clear favorite for bedtime, with three taking 400 mg before bed; one panelist takes 300 mg before bed, and daily targets run from 300 to 600 mg, with one aiming for about a gram. The panel warns that labels can overstate the real magnesium dose, so check the elemental amount, and none of them mention anyone who stopped taking it.
See all 10 biohackers →Hide the biohackers
Dr. Mark Hyman · Magnesium · uses
- Recommends considering magnesium glycinate before bed for nervous system support, deeper sleep quality, and to help the body transition into rest, and states that they take it every night.
- Recommends Magnesium Breakthrough Advanced 10 from Bioptimizers for restful sleep, muscle recovery, stress resilience, and metabolic health, especially during stressful times of the year.
- Recommends magnesium because it is involved in over 600 reactions in the body and up to 80% of people may have low levels that never get flagged on a standard blood test.
- Recommends magnesium as a basic supplement during detoxification to support pathways, help with constipation, and provide electrolytes.
- Recommends Magnesium Breakthrough Advanced 10 from Biooptimizers, which contains 10 bioavailable forms and 550 mg of elemental magnesium, to support restful sleep, restorative sleep, muscle recovery, stress resilience, and metabolic health.
- Has recommended magnesium breakthrough from bioptimizers for years and now uses Magnesium Breakthrough Advanced 10 as part of his evening routine, especially during periods of travel, training, and higher stress, to support sleep, muscle recovery, and metabolic health.
- Recommends correcting nutrient deficiencies with magnesium.
- Recommends Magnesium Breakthrough Advance 10 from BiOptimizers, which has 10 bioavailable forms of magnesium and more elemental magnesium, as part of his evening routine for sleep, muscle recovery, and metabolic health.
- Has recommended Magnesium Breakthrough from Bio Optimizers for years and now uses Magnesium Breakthrough Advanced 10 as part of his evening routine, especially during periods of travel, training, and higher stress, to support sleep, muscle recovery, and metabolic health.
- Recommends Magnesium Breakthrough Advance 10 from Bio Optimizers, which contains 10 bioavailable forms of magnesium, as it plays a critical role in sleep recovery, stress regulation, and muscle function, and has become part of his evening routine, especially during periods of travel, training, and higher stress.
Dave Asprey · Magnesium · neutral
- Mentions magnesium in the context of sleep but states that it doesn't address the core issue of waking up during the night.
- Suggests that magnesium may help slow aging, support cellular repair, and improve sleep.
- States that magnesium can affect how the body responds to a supplement.
- Recommends fixing sleep with 300mg of Magnesium 101 before bed if diet and exercise aren't melting stubborn belly fat.
- Dave Asprey says his daily routine includes magnesium as part of a carefully developed combination for longevity.
- Recommends magnesium glycinate for sleep, stating that trials show it helps people fall asleep about 17 minutes faster and that he finds it incredibly effective.
- Mentions magnesium glycinate as one of the five gut-friendly, extensively researched ingredients in Kill Switch that helps with natural sleep.
- Dave Asprey recommends Magnesium Glycinate for sleep, noting human studies show it helps people fall asleep faster, is safe, and works on a fundamental aspect of health, unlike magnesium oxide which acts as a laxative.
- Dave Asprey recommends adding 300 or 400 mg of magnesium glycinate before bed to improve deep sleep quality, support growth hormone release, and burn visceral fat while asleep.
- Mentions magnesium glycinate as one of the extensively researched ingredients in Kill Switch that helps with natural sleep.
Dr. Eric Berg · Magnesium · neutral
- Dr. Eric Berg states that magnesium supports energy, muscle function, and sleep, and that most of it is stored inside cells, making deficiencies harder to detect with a standard blood test.
- Notes that magnesium could also be a factor in preventing muscle cramps.
- Recommends magnesium, specifically magnesium glycinate, stating it is key for D3 and K2 to work and is probably more important than calcium for building bone.
- Recommends increasing magnesium to restore balance and support healthy blood pressure.
- Dr. Eric Berg suggests that magnesium could help support deeper, more restful sleep.
- Recommends Magnesium Glycinate, noting that the combination of magnesium and glycine is helpful for connective tissue, sleep, and reducing stress.
- Recommends taking magnesium 90 minutes to 2 hours before bedtime to support better sleep.
- Suggests that magnesium glycinate can help support the missing 'break pads' on the nervous system, which contribute to constant pain.
- Taking 400 mg of magnesium glycinate daily may also help support brain health during menopause.
- Warns against magnesium oxide because it is poorly absorbed, with only about 4% absorption, and can cause diarrhea, despite being commonly used in research and supplements due to its low cost.
Ben Greenfield · Magnesium · uses
- Uses magnesium during surgery because it is neuroprotective.
- Says he is drinking LMNT, which contains sodium, potassium, and magnesium, and states that he actually drinks this stuff.
- Mentions magnesium as part of a bare-minimum protocol.
- Advises getting red blood cell magnesium levels to the high end of the range as a minimum step for overall health and to slow down heart disease.
- Recommends supplementing with magnesium threonate if one is low in magnesium, as it crosses the blood-brain barrier and is demonstrated to increase hippocampus plasticity, theoretically making one smarter and improving memories.
- Uses Magnesium Breakthrough from BIOptimizers as part of their daily stack, taking four capsules in the evening to support relaxation, recovery, and a good night of sleep.
- Recommends Celtic Sea Salt's new electrolyte drink "Hydrate" for replacing electrolytes and trace minerals lost through sweat, noting it contains 70 naturally occurring trace minerals, plus magnesium, taurine, and potassium.
- Had heart palpitations when he was really overdoing magnesium, not knowing what he was taking.
- Recommends taking magnesium as a co-factor to increase vitamin D absorption.
- Notes a new study indicating that magnesium is a core dietary antioxidant closely associated with a reduced risk of accelerated biological aging.
Dr. Rhonda Patrick · Magnesium · neutral
- Magnesium supplementation has lowered blood pressure in randomized controlled trials. An analysis of 34 trials involving over 2,000 participants found modest reductions in both systolic and diastolic pressure, with a median dose of 368 mg/day.
- Warns that some magnesium supplements make the dose look much larger than it really is and that labels can fool people.
- Mentions magnesium as an important nutrient component for testosterone.
- Warns that some supplement companies mislead consumers by listing the total compound weight of magnesium citrate as the elemental magnesium dose, when the actual elemental magnesium content is much lower, potentially around 44-66 milligrams.
- States there is not yet strong, consistent evidence that magnesium supplementation reliably improves sleep, noting that while some meta-analyses suggest it can improve sleep quality scores, sleep efficiency, and sleep duration, individual studies are inconsistent and several have found no meaningful effect.
- States that magnesium may help modestly lower blood pressure by playing an important role in regulating vascular tone and influencing calcium signaling, with studies showing a reduction in systolic and diastolic blood pressure by 2 mmHg at a dose of around 370 mg/day for about 3 months.
- Recommends considering magnesium to improve mood.
- Recommends Magnesium, stating that roughly half of Americans don’t get enough and it is a cofactor for over 300 biological processes, including DNA repair and energy production.
- Mentions that kale delivers magnesium, a micronutrient many diets fall short on.
- Recommends Magnesium, stating it is a cofactor for over 300 biological processes, including DNA repair, energy production, and sleep regulation.
Thomas DeLauer · Magnesium · uses
- Uses Element's cans which contain 30 milligram magnesium, finding that electrolytes help his workout performance.
- Uses Element's 30 mg magnesium cans first thing in the morning to prime his day and help with workout performance.
- Recommends magnesium around the time one would normally break a fast to calm the brain and dull feelings of conditioned hunger.
- Recommends magnesium, noting it is a cofactor for enzymes that build neurotransmitters, and deficiency can affect mood, happiness, and motivation.
- Notes that modern agricultural practices have led to soils depleted of trace minerals like magnesium, resulting in widespread magnesium deficiency.
- Recommends taking some magnesium glycinate tonight to help calm down and sleep.
- Mentions that magnesium in pumpkin seeds relaxes bronchial smooth muscle.
- Compares magnesium content, stating bananas have 32mg and pumpkin seeds have 156mg per ounce, a 5x difference.
- Recommends Magnesium glycinate, stating that 200-400mg elemental helps with sleep as glycine cools the body and magnesium calms.
- Notes that magnesium sits on the NMDA receptor and regulates excitatory transmission, in the context of feeling stressed.
Siim Land · Magnesium · recommends
- States that Magnesium can be a useful addition for some people for sleep.
- Recommends magnesium for sleep, especially deep sleep, and suggests trying better types like Threonate, Biscinate, or Torate, referencing a study where magnesium supplementation improved deep sleep.
- Recommends Magnesium for blood pressure, migraines and deficiency, based primarily on human research, especially randomized controlled trials showing measurable benefits.
- Lists Magnesium as one of 15 supplements backed by human studies.
- States that magnesium is a fundamental mineral governing over 600 enzymes and metabolic reactions, and recommends that most people need at least 400-500 mg/d for health, with some needing up to 600 mg/d.
- Lists seafood and pumpkin seeds as sources of Magnesium.
- Thinks magnesium has some of the strongest evidence and is worth considering.
- Recommends taking magnesium, specifically glycinate and threonate forms, 1 to 2 hours before bed for sleep benefits, noting that glycinate promotes relaxation and threonate crosses the blood-brain barrier for sleep quality and cognitive function.
- Notes that Boron reduces calcium/magnesium loss.
- Notes that magnesium is important for activating thiamine into its more biologically active form, and a magnesium deficiency can impair blood sugar regulation even with adequate thiamine intake.
Andrew Huberman · Magnesium · neutral
- Discusses Magnesium Threonate as a tool for falling asleep.
- Takes 400 mg of Magnesium Threonate before bed for sleep.
- Uses Element, an electrolyte drink with sodium, magnesium, and potassium in correct ratios and no sugar, to ensure adequate hydration and electrolytes, especially when starting days fast or during physical exercise.
- Takes 400 mg of Magnesium L-Threonate before bed for sleep.
- Confirms that magnesium is absolutely important for cognitive function, noting studies show those with lower magnesium intakes tend to perform less well on cognitive function tests, and it's related to brain changes over time and dementia risk.
- Takes 400 mg of Double Wood Magnesium L-Threonate before bed for sleep.
- He takes 400 mg of Magnesium L-Threonate from Double Wood before bed for sleep.
- Takes 400 mg of Double Wood Magnesium L-Threonate before bed for sleep.
- Takes 400 mg of magnesium L-threonate before bed for sleep.
- Takes 400 mg of Magnesium Threonate before bed for sleep.
Bryan Johnson · Magnesium · uses
- Takes 400 mg of Magnesium Threonate before bed for sleep.
- Takes 400 mg of Magnesium L-Threonate before bed for sleep.
- Takes 400 mg of Magnesium Threonate before bed for sleep.
- He takes 400 mg of Double Wood Magnesium L-Threonate before bed for sleep.
- Takes 400 mg of Magnesium L-Threonate before bed for sleep.
- Takes 400 mg of Magnesium Threonate before bed for sleep.
- Takes 400 mg of Magnesium L-Threonate before bed for sleep.
- Takes 400 mg of magnesium L-threonate before bed for sleep.
- He takes 400 mg of Magnesium L-Threonate before bed for sleep.
- Takes 400 mg of magnesium threonate before bed for sleep.
Peter Attia · Magnesium · neutral
- Peter reviews the evidence for select off-label medications and supplements commonly used for sleep, including glycine, magnesium, ashwagandha, and phosphatidylserine.
- Suggests that zinc and magnesium could potentially help with vasodilation and sleep, particularly for women experiencing severe symptoms in the luteal phase.
- Peter discusses electrolytes and fiber and the ketogenic diet, specifically preventing magnesium loss.
- Recommends magnesium as one of the 'big three' micronutrients for bone health, suggesting a daily intake of 300 to 500 milligrams as a minimum, and personally aims for about a gram of supplemental magnesium.
- Recommends magnesium for optimizing bone mineral density, suggesting a daily intake of 300 to 500 milligrams as a minimum, but personally aims for about a gram.
- Takes a hardline view that most people do not have adequate or optimal levels of magnesium, and suboptimal levels will impede the metabolism of vitamin D because magnesium is a cofactor in its enzymatic conversion.
- Takes a hardline view that most people do not have adequate or optimal levels of magnesium, and suboptimal levels will impede vitamin D metabolism because magnesium is a co-factor in the enzymatic conversion of vitamin D.
- Takes magnesium as a straightforward supplement.
- Mentions that magnesium intake is often super low and impactful on testosterone levels.
- Discusses the important roles of magnesium in the body, how to determine if one might be deficient, the prevalence of magnesium deficiency, and its potential cognitive benefits.
RAL Summary
Members OnlyTier 4 for Blood Pressure
Pooled trials show a small blood pressure drop with about 365 mg of magnesium a day, mainly in people with high pressure [1][3]. This product's dose is hidden on the label and looks far lower in the listing, and no reviews were counted, so the evidence for this product stays thin.
- Emerging: not enough evidence to rank higher yet.
- Magnesium: amount hidden in a blend
Where the evidence disagrees: 18 of the 49 human studies found no effect.
More Details
Members OnlyBody systems · Combine with · Possible side effects
Body systems: Cardiovascular system
Combine with: Magnesium glycinate is a well-absorbed, gentle form of magnesium that supports vascular smooth muscle relaxation, healthy endothelial function, and normal blood pressure, with modest reductions seen in clinical meta-analyses, particularly at about 300-400 mg per day of elemental magnesium. Note that gummies often supply a low dose of elemental magnesium, so check the amount per serving. To build on this, consider combining with potassium-rich foods or a modest potassium supplement (only if kidney function is normal and no interacting medications are used), taurine (about 1-3 g), CoQ10 (100-200 mg), omega-3 fish oil (EPA/DHA 1-2 g), and vitamin K2 with vitamin D3 to support healthy calcium handling in the vessels. Hibiscus or beet root (nitrate) extract can add complementary nitric oxide and blood pressure support. Pair with a low-sodium, DASH-style diet, regular exercise, and consult a physician if taking antihypertensive drugs, meds, or if you have kidney disease, since magnesium can add to blood pressure lowering effects.
Possible side effects: No major side effects reported.
Supplement Facts
Includes Added Sugars 0 g · Magnesium 100 mg
| Calories | 20 | |
| Total Carbohydrate | 7 g | |
| Total Sugars | 0 g | |
| Includes Added Sugars | 0 g | |
| Magnesium | 100 mg | |
| Sodium | 25 mg |
Other ingredients: Maltitol Syrup, Isomalt, Citric Acid, Magnesium (as Magnesium Glycinate), Erythritol. Contains 2% or less of Pectin, Hydroxypropyl Starch, Sodium Citrate, Calcium Lactate, Natural Flavor (Grape), Sucralose, Colors (Beet Juice, Fruit and Vegetable Juice Concentrate).
Directions: Take two gummies daily, with food or as directed by a healthcare practitioner. Gummy should be chewed before swallowing.
Barcode (UPC) 848998042141 · Label source: Reverseagelab · Report a label change
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Graded November 6, 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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