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Solgar L-Methionine 500 mg Vegetable Capsules bottle
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Solgar L-Methionine 500 mg Vegetable Capsules Review

L-Methionine is an essential amino acid that acts as an antioxidant promoter. The body is able to convert methionine to cysteine which acts as a precursor to the detoxifying antioxidant L-Glutathione. Methionine is also lipotropic, helping to support fat metabolism.

Product Focus: Liver HealthAlso covers:Digestion
Tier ⓘ
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Members see this product's tier and why. Tiers run from 1, the strongest evidence, to 5. How we grade →
Evidence ⓘ
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How strongly the evidence says this product works: human studies count most, then real reviews, then our biohacker panel.
Positive Reviews
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Biohacker Mentions
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Cost per month
$12
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Study, Trial or Testing Result SummaryMembersHuman studies

2 of these 17 human studies gave l-methionine by drip, not by mouth.

Each capsule gives 500 milligrams of methionine, which is the 1000 milligrams a day linked to the studies, unless two capsules are taken daily. Overall, the studies do show that methionine supplements the liver. …

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Review Totals and SummaryMembers769 reviews
769 reviews · IHerb 496 · Amazon 257 · Naturitas 14 · Walmart 2

Based on real user feedback from across multiple platforms, L-Methionine 500 mg Vegetable Capsules has garnered a notably reception. reviewers mention their with the quality of the capsules, frequently appreciating the vegetable-based formula, which is highlighted by users who are vegetarian or sensitive to gelatin. …

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Biohacker SummaryMembersWhat our biohacker panel says

Those in favor point to it as a methyl donor that may homocysteine, as a building block for glutathione and carnitine, and as a way to support the liver, allergies and muscle, with one panelist citing at least 1 gram a day and plant-based eaters named as the group likely to fall short. The comes up often: say too much methionine, especially from muscle meat without glycine, may speed aging, mTOR and add to inflammation, and one his intake to visceral fat. …

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RAL SummaryMembersThe tier and why

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More DetailsMembersBody systems · Combine with · Possible side effects

Body systems: Digestive system, Liver. Combine with and possible side are for members.

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Supplement FactsL-Methionine 500 mg
Supplement Facts
Serving Size 1 Vegetable Capsule
Servings Per Container 90
Amount Per Serving% Daily Value
L-Methionine (Free Form)500 mg†
† Daily Value not established.

Directions: As a dietary supplement for adults, take one (1) vegetable capsule twice daily, between meals or as directed by a healthcare practitioner.

Barcode (UPC) 033984017542 · Label source: Solgar · Report a label change

Where to BuySolgar · iHerb · Walmart
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Graded October 23, 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.