Thorne Zinc Picolinate 15 mg Review

Thorne Zinc Picolinate 15 mg is presented as a well-researched form of zinc that the brand says exhibits superior absorption and tolerability. The page describes zinc as an essential micronutrient that plays a key role in growth and development, immune function, and testosterone metabolism, along with numerous other functions. It notes that zinc is the second most abundant trace mineral in the body, second only to iron. The page states that clinical studies have demonstrated that zinc picolinate exhibits superior absorption compared to zinc citrate and zinc gluconate, with significantly higher amounts of zinc found in hair, urine, and red blood cells when supplementing with zinc picolinate. Zinc picolinate is described as zinc bound to picolinic acid, which is produced in the body from the amino acid tryptophan, and the page says picolinic acid facilitates the absorption of zinc in the small intestine. The listed benefits include supporting the development and function of cells related to the immune system, helping maintain T-cell function, promoting cellular skin repair, being an essential nutrient for eye health, helping protect cells against oxidative stress, and supporting the body's normal production of testosterone. The features section notes that the 15 mg dose is available alongside a 30 mg dose, and that zinc picolinate has a long history of use as a supplement and has been the subject of numerous clinical studies. Thorne also offers zinc bisglycinate, and the page explains that although zinc bisglycinate has data showing better absorption, zinc picolinate has a longer history of use and more clinical studies. The Why Thorne section says the product is formulated with the scientific rigor Thorne is known for, that each ingredient is carefully selected, clinically studied, and tested through multiple rounds of quality control, and that it is trusted by health-care practitioners. The tested for quality section states that the product has been third-party tested and certified to verify that what is in the package matches the label and to confirm it contains no unsafe levels of contaminants such as heavy metals, pesticides, and microorganisms. The product is sold as 60 capsules, with a serving size of one capsule and 60 servings per container. The listed other ingredients are leucine, microcrystalline cellulose, silicon dioxide, and hypromellose capsule. The warnings state that the product is contraindicated for anyone with a history of hypersensitivity to its ingredients, that pregnant people should consult a health-care practitioner before using it, and that zinc can inhibit copper absorption, so long-term zinc supplementation should include copper in a 15 to 1 zinc to copper ratio.

Product Focus: Immune HealthAlso covers:Breathing
Tier ⓘ
Tier 4 · Rank 1
Tier 4 · Emerging. A promising mechanism or animal data, with thin human evidence so far. Rank 1 within Tier 4 for Immune Health; 53 of 86 overall. Tiers run from 1, the strongest evidence, to 5. How we grade →
Evidence ⓘ
60 /100
How strongly the evidence says this product works: human studies count most, then real reviews, then our biohacker panel.
Positive Reviews
97% of 65,909
Biohacker Mentions
8 of 10
Cost per month
$8

Study, Trial or Testing Result Summary

Members Only17 human studies · 6 improved
17 human studies6 improved4 no effect9,561 people studied

This product gives 15 milligrams of zinc per capsule, a full dose compared with the 10 milligrams used in some studies. The research on zinc for immune support is mixed. For preventing colds, the evidence is weak. A 2024 review of 34 trials with 8526 children and adults found zinc made little or no difference to catching a cold [1]. A 2021 review in adults found no drop in respiratory infections [2], and a 2020 review in healthy adults found zinc did not prevent colds [3]. In 826 preschool children, 10 milligrams daily for 4 months cut infection days by 12 percent, which was not significant, and by 20 percent after vitamin A was given [4]. For people who already have a cold, results are better. Zinc may shorten colds by about 2.4 days [1] or about 2.25 days [3], and symptoms lasted about 47 percent less time in adults [2]. A zinc nasal gel shortened colds to a median of 4.3 days, compared with 6 days on placebo [5]. An older review of lozenges found no clear benefit at 7 days [6]. Most of the cold treatment benefit came from lozenges or gels taken during a cold, not from a daily capsule. Animal and cell studies are never counted.

See all 17 studies →Hide the studies

Review Totals and Summary

Members Only65,909 reviews · 97% positive
65,909 reviews · IHerb 27,296 · Mayo Clinic Store 15,167 · Covenant Health Products 15,167 · Amazon 6,274 · Vitacost 1,750 · Walmart 135 · Thorne 116
97% positive1% neutral2% negative

Across the stores that sell it, Thorne Zinc Picolinate 15 mg carries about 35,575 ratings, and the feedback is strongly positive. Buyers mostly praise quality, brand trust, and how easy the capsules are to take. A few say they noticed nothing, and one reports a delivery failure. **What buyers say it did for them:** Several people credit it with immune and skin benefits. One says "I do feel my immune function has improved," and adds faster skin and wound healing. Another uses it for mild acne, and says it helps acne heal faster and lightens scars. A buyer reports feeling "more energetic and balanced," and another says "I can already feel the difference after taking it for a week!" Other single comments mention thyroid health and a better daily mood. Some of these are taken alongside other supplements, so the effects may not come from zinc alone. One buyer says "Have not seen any difference as yet." **What they complain about:** Written complaints are rare. One reviewer wrote "never received it," and gave one star. Another noticed no change so far. One reviewer had taken it for only about four days and plans to report back after a month, so no result is reported yet. No store summary mentions side effects, aftertaste, or price complaints. **Taste, smell, pill size, and form:** The capsules are described as small and easy to swallow. One reviewer says "Small capsules with the right amount." Another found "no weird smell or taste." Buyers also report gentle digestion, with no stomach upset or headaches. A Vitacost reviewer says this form did not cause the nausea they had with other kinds of zinc. Another buyer likes that it has no stearates. Gummies and powder reviews from the store pages were left out, and this summary covers the capsules only. **Value for money:** Few reviewers discuss price. One calls it "great value for the price," and another says the price is comparable to other sites. Reviewers more often point to clean ingredients, no fillers, and Thorne's reputation as reasons they are satisfied. **Who it seems to suit and who it did not:** It suits people who want a modest, lower dose of zinc. One reviewer calls it a "Good dosage for anyone who wants to take little extra zinc." It also suits people who trust Thorne, with comments such as "I trust Thorne as a company" and long-time buyers who reorder it. Those with sensitive stomachs, or who dislike large pills, report few problems. Some buyers use it for skin concerns and immune support. It did not suit the buyer who saw no difference, or the one whose order never arrived. Delivery was otherwise described as fast or timely. **Overall:** Most written feedback is short and positive, centered on quality, easy swallowing, and gentle digestion. Many of the health benefits are personal impressions, and several come from people taking a wider routine of supplements.

Biohacker Summary

Members Only8 of 10 recommend it
8 of 10 biohackers on our panel recommend it

Most of the panel recommends or uses zinc, and all ten spoke about it. The most common reasons are immune support, testosterone and sperm health, wound healing, and fixing a low zinc level, with a few also citing mood, gut lining, hair, and muscle and bone. Doses vary: one takes 15 mg each morning, one suggests 30 mg for men preparing for fertility treatment, one suggests 40 to 60 mg daily for viral defense, and another uses a high dose only around surgery. Several favor the zinc carnosine form for the gut, and others pair zinc with vitamin C, copper, or magnesium. One panelist warns about dosing around surgery, and two say it raises testosterone only if zinc is low, but no one said they stopped taking it.

See all 10 biohackers →Hide the biohackers
  • Dr. Eric Berg · Zinc · recommends
    • 31 Oct 2026 · recommends · YouTube ↗
      Recommends ensuring sufficient zinc intake because the prostate needs enough zinc for the conversion from testosterone to DHT to be smooth and optimized.
    • 24 Oct 2026 · recommends · YouTube ↗
      Recommends taking zinc carnosine for an ulcer or some type of gastric problem.
    • 23 Oct 2026 · recommends · YouTube ↗
      Emphasizes the importance of zinc for decreasing viral replication and recommends taking 40 to 60 mg every single day.
    • 19 Oct 2026 · neutral · YouTube ↗
      Notes that birth control pills deplete the body of zinc, which is needed for the brain to make serotonin.
    • 18 Oct 2026 · uses · YouTube ↗
      Added zinc to his creatine product because a deficiency in zinc might make creatine not work as well.
    • 18 Oct 2026 · neutral · YouTube ↗
      Mentions that grass-fed liver is loaded with zinc.
    • 18 Oct 2026 · recommends · Facebook ↗
      Recommends zinc to enhance testosterone.
    • 17 Oct 2026 · recommends · YouTube ↗
      Highly recommends taking at least 50 mg of zinc at the first sign of a cold.
    • 15 Oct 2026 · recommends · YouTube ↗
      Recommends a new product called black elderberry with added zinc and vitamin D, which combines four essential immune support nutrients, and advises taking three per day with meals.
    • 2 Oct 2026 · recommends · YouTube ↗
      Recommends ensuring enough zinc intake because vitamin A, which can help with dry mouth, doesn't work without it.
  • Andrew Huberman · Zinc · uses
    • 29 Oct 2026 · uses · YouTube ↗
      Zinc carnosine to support and improve the lining of your gut.
    • 26 Oct 2026 · uses · YouTube ↗
      Notes that AG1 Pro contains zinc carnosine to support and improve the lining of the gut.
    • 19 Oct 2026 · recommends · YouTube ↗
      States that AG1 Pro contains zinc carnosine to support and improve the lining of the gut.
    • 12 Oct 2026 · uses · YouTube ↗
      Uses AG1 Pro, which contains zinc carnosine to support and improve the lining of the gut.
    • 28 Sep 2026 · uses · YouTube ↗
      States that AG1 Pro contains zinc carnosine to support and improve the lining of the gut, and he was already taking some of these ingredients separately.
    • 21 Sep 2026 · uses · YouTube ↗
      States that AG1 Pro includes zinc carnosine, which he was already taking separately, to support and improve the lining of the gut.
    • 14 Sep 2026 · uses · YouTube ↗
      Personally takes zinc carnosine, which is included in AG1 Pro to support and improve the lining of the gut.
    • 31 Aug 2026 · uses · YouTube ↗
      AG1 Pro has zinc carnosine to support and improve the lining of your gut. Some of these ingredients I personally was already taking separate from the AG1 formula.
    • 24 Aug 2026 · recommends · YouTube ↗
      States that AG1 Pro contains zinc carnosine to support and improve the lining of your gut.
    • 17 Aug 2026 · uses · YouTube ↗
      Uses AG1 Pro, which contains zinc carnosine to support and improve the lining of the gut.
  • Ben Greenfield · Zinc · warns
    • 29 Oct 2026 · warns · YouTube ↗
      Ben Greenfield's formulation includes 30 grams of zinc a day, taken for one week before surgery and two weeks after, as it is an important cofactor for wound healing.
    • 10 Oct 2026 · recommends · YouTube ↗
      Emphasizes that zinc sufficiency is crucial for immunity because the thymus-derived peptide thymulin, which trains lymphocytes, requires zinc to be active.
    • 19 Sep 2026 · recommends · YouTube ↗
      Recommends adding zinc into one's stack because it is a co-factor for enzymes involved in testosterone synthesis and sperm maturation, and zinc deficiency is a reproducible cause of low sperm count.
    • 19 Sep 2026 · neutral · Podcast ↗
      He mentions zinc as a supplement with real human data behind it for male fertility.
    • 8 Sep 2026 · neutral · X ↗
      Zinc may support both testosterone and sperm count.
    • 15 Aug 2026 · warns · YouTube ↗
      Warns that he was taking so much zinc without realizing it because it was in five different things he was taking, and he couldn't pinpoint the problem.
    • 9 Jul 2026 · recommends · YouTube ↗
      Recommends supplementing with zinc if deficient, as multiple trials show significant symptom reduction of tinnitus in zinc-deficient individuals.
    • 13 Jun 2026 · neutral · X ↗
      Notes a new study indicating that zinc is a core dietary antioxidant closely associated with a reduced risk of accelerated biological aging.
    • 7 Jun 2026 · recommends · Facebook ↗
      Recommends using hormone building blocks like zinc for hormone optimization.
    • 7 Feb 2026 · recommends · YouTube ↗
      Advises taking the GI Repair Formula away from food for best results, unless zinc causes nausea.
  • Thomas DeLauer · Zinc · uses
    • 23 Oct 2026 · uses · YouTube ↗
      Adds zinc to their immunity duo because it helps them absorb vitamin C, considering the two together a fantastic combination for fall and winter.
    • 8 Oct 2026 · recommends · Facebook ↗
      Recommends zinc, noting it is a cofactor for enzymes that build neurotransmitters, and deficiency can affect mood, happiness, and motivation.
    • 3 Oct 2026 · neutral · YouTube ↗
      Mentions that more zinc could be beneficial for testosterone, but it's not working on the axis that most people need help with.
    • 18 Sep 2026 · neutral · Facebook ↗
      Compares zinc content, noting salmon has under 1mg while oysters have 74mg per 100g, a 70x difference.
    • 6 Sep 2026 · recommends · Instagram ↗
      Recommends keeping zinc levels topped off because it is a critical cofactor for over 300 enzymes and is important for immune cells, testosterone, and wound healing.
    • 2 Sep 2026 · recommends · YouTube ↗
      Recommends 15 mg of supplemental zinc if oysters are not realistic, but emphasizes that food source zinc is better as it comes with natural cofactors like copper and selenium.
    • 12 Aug 2026 · recommends · YouTube ↗
      Recommends getting zinc, along with vitamin D, magnesium, and calcium, from foods like sardines, as they are important for inflammatory pathways in the gut.
    • 2 Aug 2026 · recommends · YouTube ↗
      Explains that zinc is a structural cofactor for an enzyme crucial in testosterone production, and a marginal deficiency is a reversible cause of suppressed testosterone. He recommends getting zinc through pumpkin seeds.
    • 11 Jul 2026 · neutral · YouTube ↗
      Explains that zinc is a required cofactor for the 5-alpha reductase enzyme, which converts testosterone into its more potent form, DHT, and that zinc deficiency can impair this conversion.
    • 26 Jun 2026 · recommends · YouTube ↗
      Recommends ensuring adequate zinc intake for skin healing and immune response, especially for heavy sweaters or those consuming high phytate foods.
  • Dave Asprey · Zinc · uses
    • 7 Oct 2026 · uses · YouTube ↗
      Developed a nonnano zinc sunscreen over five years, stating her skin is probably better now than it's ever been.
    • 3 Sep 2026 · recommends · YouTube ↗
      Emphasizes the importance of having enough zinc before trying advanced longevity strategies like peptides.
    • 1 Sep 2026 · recommends · YouTube ↗
      Suggests that zinc has better safety and protective data than meds for reducing cardio respiratory risk.
    • 2 Jun 2026 · recommends · YouTube ↗
      Advises that if someone has a goal, they should probably do simple things like getting more zinc if it helps their goal before using peptides.
    • 14 May 2026 · recommends · YouTube ↗
      Recommends zinc for muscle and bone formation, stating that without it, the body cannot effectively build muscle and bone even with exercise and protein intake.
    • 19 Mar 2026 · neutral · Podcast ↗
      Dave Asprey mentions zinc as a supplement and cofactor that supports thyroid activation.
    • 19 Mar 2026 · recommends · YouTube ↗
      Recommends zinc as a cofactor that can help thyroid function, especially with conversion issues.
    • 30 Jan 2026 · recommends · YouTube ↗
      Argues that if you are lacking zinc, ESS60 will not work as well.
    • 8 Dec 2025 · recommends · X ↗
      Recommends adequate zinc for healthy DHT signaling.
    • 5 Dec 2025 · warns · YouTube ↗
      States that he genetically needs a ton of zinc for his mitochondria to work, and if he doesn't take enough, his mitochondria don't work.
  • Dr. Mark Hyman · Zinc · uses
    • 7 Oct 2026 · uses · YouTube ↗
      Gave a patient with psoriatic arthritis a little zinc, which contributed to significant improvement in her condition.
    • 5 Oct 2026 · recommends · YouTube ↗
      Recommends ensuring adequate zinc intake on a regular basis for immune support, noting some data on zinc lozenges for early cold.
    • 22 Sep 2026 · recommends · Instagram ↗
      Recommends correcting nutrient deficiencies with zinc.
    • 14 Sep 2026 · recommends · Facebook ↗
      Recommends nutrient-dense foods rich in zinc, such as pumpkin seeds and oysters, to reduce inflammation.
    • 31 Aug 2026 · uses · YouTube ↗
      Used zinc as part of a protocol to rebuild the gut microbiome and heal the gut of a nine-year-old girl with severe behavioral issues.
    • 20 Aug 2026 · recommends · YouTube ↗
      Notes that zinc supports immune health, helps wounds heal, and plays a key role in growth and tissue repair, and they measure it.
    • 29 Jul 2026 · uses · YouTube ↗
      Mentions zinc is needed for phase one liver functions and inflammation.
    • 28 Jul 2026 · neutral · Facebook ↗
      Notes that birth control drains zinc.
    • 27 Jul 2026 · recommends · YouTube ↗
      Recommends zinc for immune system support and modulation.
    • 22 Jul 2026 · uses · YouTube ↗
      Relies on Big Bold Health's HTB Immune Energy Chews, which deliver 1000mg of sprouted Himalayan tardy buckwheat, along with vitamin C, D, magnesium, and zinc, to support immune balance, resilience, energy, and focus.
  • Dr. Rhonda Patrick · Zinc · recommends
    • 29 Sep 2026 · recommends · YouTube ↗
      Notes that not getting enough zinc can affect testosterone, as zinc is very important for testosterone synthesis.
    • 28 Sep 2026 · recommends · YouTube ↗
      Recommends men take a 30 milligram zinc supplement for sperm health when preparing for IVF.
    • 21 Aug 2026 · neutral · Instagram ↗
      Discusses findings from a meta-analysis on zinc supplementation, noting it improved insulin resistance, inflammation, and oxidative stress in people with diabetes or prediabetes, and explains its biological role in the pancreas.
    • 5 Jun 2026 · recommends · Instagram ↗
      Recommends nutrients like zinc for men to prioritize sperm mitochondrial health.
    • 17 Dec 2025 · recommends · Instagram ↗
      Recommends Zinc, stating it is a critical mineral required for testosterone production and that supplementation corrects deficiency-related low testosterone.
    • 10 Sep 2025 · recommends · Facebook ↗
      Recommends correcting deficiencies in zinc to directly increase total testosterone by up to 100+ ng/dL.
    • 10 Sep 2025 · recommends · Facebook ↗
      Recommends focusing on zinc to optimize testosterone and hormone health generally, noting that it supports luteinizing hormone production, which stimulates testosterone synthesis and conversion to dihydrotestosterone.
    • 9 Sep 2025 · recommends · YouTube ↗
      Recommends zinc as one of the most reliable natural supplements for boosting testosterone if one is deficient, noting it's part of the ZMA combination.
    • 4 Jul 2024 · recommends · Instagram ↗
      Recommends increasing intake of zinc if one regularly drinks alcohol.
    • 3 Jul 2024 · warns · YouTube ↗
      States that zinc is crucial for alcohol metabolism and that higher intakes might correlate with less severe hangover symptoms, also noting that alcohol increases zinc excretion, so replenishing zinc stores while consuming alcohol is important.
  • Siim Land · Zinc · recommends
    • 5 Aug 2026 · recommends · YouTube ↗
      States that deficiencies in nutrients such as zinc can impair normal immune regulation.
    • 12 Jun 2026 · neutral · YouTube ↗
      Explains that zinc raises testosterone only if zinc status or testosterone levels are low, and can reduce the duration and severity of colds and flu, and lower blood sugar and lipids if zinc status is low.
    • 5 Jun 2026 · recommends · Instagram ↗
      States that fixing zinc deficiency can double testosterone if low testosterone is due to zinc deficiency.
    • 30 Mar 2026 · recommends · YouTube ↗
      States that zinc has strong evidence for increasing testosterone, but only if one has low zinc status.
    • 24 Mar 2026 · neutral · YouTube ↗
      States that zinc deficiency is observed in children with premature graying of hair.
    • 16 Feb 2026 · warns · YouTube ↗
      Warns that supplementing 250 mg of zinc sulfate, which provides 55 to 60 mg of elemental zinc, is above the tolerable upper limit and can cause side effects like reduced copper absorption, anemia, immune dysfunction, GI stress, abdominal pain, diarrhea, and a metallic taste.
    • 28 Dec 2025 · recommends · YouTube ↗
      States that zinc helps with immunity, wound healing, and testosterone levels, acknowledging its importance as a mineral and placing it in the 'good tier' despite not personally finding much value from it.
    • 3 Sep 2025 · stopped · YouTube ↗
      Used to take zinc in the past but no longer does, as he has already tested most supplements.
    • 16 Aug 2025 · recommends · YouTube ↗
      Recommends Zinc, acknowledging its importance as a mineral for immunity, wound healing, and testosterone levels, especially for those with low zinc.
    • 16 Aug 2025 · neutral · Podcast ↗
      Discusses Zinc as a supplement.
  • Bryan Johnson · Zinc · uses
    • 4 May 2026 · uses · X ↗
      Takes 15 mg of Zinc in the morning for longevity.
    • 14 Apr 2026 · uses · X ↗
      Takes 15 mg of Zinc in the morning.
    • 2 Apr 2026 · uses · X ↗
      Takes 15 mg of Zinc in the morning for longevity.
    • 16 Dec 2023 · uses · YouTube ↗
      Bryan Johnson's baseline measurements showed low zinc, which was easy to fix by adjusting her protocol and supplements.
    • Date not recorded · recommends · Website ↗
      Recommends adequate Zinc for hair health, noting it is in the Blueprint stack.
  • Peter Attia · Zinc · recommends
    • 4 Jan 2026 · recommends · YouTube ↗
      Suggests that zinc and magnesium could potentially help with vasodilation and sleep, particularly for women experiencing severe symptoms in the luteal phase.
    • 6 Sep 2024 · neutral · YouTube ↗
      Discusses the AREDS formula, which initially included C and beta-carotene with zinc and copper, and later replaced beta-carotene with lutein and zeaxanthin, showing it could delay or reduce the conversion of mild to severe macular degeneration.
    • 28 Aug 2023 · recommends · YouTube ↗
      Explains that for Wilson's syndrome, which can lead to liver failure, the treatment given to children is zinc, which is inexpensive and effective in outcompeting copper to prevent overload.
    • 30 Jun 2023 · uses · YouTube ↗
      Uses a new irrigant called ZinC and Gent because they are very worried about prosthetic infection.
    • 7 Mar 2022 · neutral · YouTube ↗
      Discusses the AREDS formula, which includes C, E, beta-carotene, zinc, and copper, and later lutein and zeaxanthin instead of beta-carotene. Studies showed it could delay or reduce the conversion of mild to severe macular degeneration but had no effect on severe disease or preventing it in healthy individuals.
    • 24 Jan 2022 · neutral · YouTube ↗
      Mentions that a survey of doctors showed they recommend Zinc for COVID-19, but notes there is no real evidence behind it.
    • 7 Jan 2020 · neutral · YouTube ↗
      Mentions zinc pyrithione as a treatment protocol for dandruff, which addresses malassezia yeast overgrowth in the scalp.

RAL Summary

Members OnlyTier 4 for Immune Health

The ineffective tier misreads mixed evidence: zinc did not prevent colds, but several large reviews found it shortened colds, and reviews are overwhelmingly positive, which fits tier 3 rather than tier 5. So it is graded Tier 4, as the studies disagree.

  • Emerging: not enough evidence to rank higher yet.

Where the evidence disagrees: 4 of the 17 human studies found no effect.

More Details

Members OnlyBody systems · Combine with · Possible side effects

Body systems: Immune system, Respiratory system

Combine with: For immune support, pair zinc with vitamin C, vitamin D3 with K2, and possibly elderberry or quercetin, which helps carry zinc into cells. If the user wants to address women's hormones, zinc can be a supporting piece alongside magnesium glycinate, vitamin B6 (P5P), myo-inositol for PCOS-type concerns, DIM or calcium-D-glucarate for estrogen metabolism, chasteberry (vitex) for cycle and PMS support, and omega-3 fish oil. Long-term zinc intake above about 15-25 mg daily should be balanced with copper (1-2 mg) to prevent copper depletion, and zinc is best taken with food to reduce nausea and separated from iron and calcium supplements.

Possible side effects: Zinc taken for colds caused more mild side effects than placebo in the large 2024 review. Buyers describe gentle digestion with no stomach upset, and one said this form avoided the nausea other zinc caused them.

Supplement Facts

Zinc 15 mg
Supplement Facts
Serving Size 1 Capsule(s)
Servings Per Container 60
Amount Per Serving% Daily Value
Zinc15 mg

Other ingredients: Microcrystalline Cellulose, Hypromellose, Leucine, Silicon Dioxide.

Directions: Suggested use: Take 1 capsule one to two times daily or as recommended by your health-care practitioner.

Barcode (UPC) 693749210023 · Label source: NIH label database · Report a label change

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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.