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Swanson Vitamins

L-Methionine, 500 mg, 30 Capsules

4.8 · 989 reviews
478 ₽

Antioxidant Support Dietary Supplement Promotes Healthy Liver Function Activates Endogenous Antioxidant Enzymes Essential Amino Acid Science-Backed Quality Since 1969 Swanson L-Methionine features one of the nine essential amino acids with many important functions in the body. As a lipotropic agent, it plays a fundamental role in healthy liver function, helping this vital organ process fats efficiently. In addition, L-methionine exhibits antioxidant activity, protecting the liver and other tissues throughout the body against free-radicals.

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Antioxidant Support Dietary Supplement Promotes Healthy Liver Function Activates Endogenous Antioxidant Enzymes Essential Amino Acid Science-Backed Quality Since 1969 Swanson L-Methionine features one of the nine essential amino acids with many important functions in the body. As a lipotropic agent, it plays a fundamental role in healthy liver function, helping this vital organ process fats efficiently. In addition, L-methionine exhibits antioxidant activity, protecting the liver and other tissues throughout the body against free-radicals.

Customer reviews

5.0
verified purchase
Good quality

Make sure to take these in the AM! I was taking it at night and was having trouble falling asleep. It makes me very alert. The size is okay, they’re not hard to swallow, and help in muscle health. Ingredients and packaging from this brand are always good! I take it with my other antioxidant and have found that I feel much better energy wise during the day

1/13/2025
5.0
verified purchase
Excellent

Great price for high quality. I have a genetic issue that makes me deficient in methionine, this product is effective and affordable in balancing out my system

4/14/2025
5.0
verified purchase

Thank you for providing such outstanding supplements! The quality is exceptional, with thoughtfully selected ingredients that offer remarkable health benefits. Your products have made a significant positive impact on my overall well-being. I also appreciate the secure and reliable packaging. Thanks again, iHerb!

4/7/2026
5.0
verified purchase
good for sleep

Just had the most amazing sleep thanks to **melatonin**! 😴 I've been struggling to get consistent rest lately, but this stuff has been a total game-changer for me. It helped me drift off so much faster and I woke up feeling so refreshed, not groggy at all. Seriously, if you're having trouble sleeping, you *have* to try this. My new favorite bedtime buddy! Highly recommend!

12/29/2025
5.0
verified purchase
Hair-growth protocol

Swanson L-Methionine (500 mg) is a clean, high-quality amino acid supplement that I included in my hair-growth protocol alongside biotin and minerals. It provided solid support for sulfur metabolism and keratin production without any side effects, and I believe it contributed positively to the overall results. Good value and reliable potency—happy to recommend it for anyone following a targeted hair-health regimen.

12/2/2025
5.0
verified purchase
Using for hair loss

This is one of the ingredients in Nutrafol. I don't want to take Nutrafol due to my issues with the high level of biotin in it. I was taking this with stinging nettle root. I think the combo worked great, but as usual my body got used to it and the benefit tapered off. I am restarting this with other products that I will review her.

11/27/2025
4.0
verified purchase
ok

Methionine plays a role in the health of hair, skin, and nails protects against the harmful effects of pollutants facilitates the detoxification process slows down the aging process helps absorb other nutrients

10/16/2025
5.0
verified purchase
Great for premature graying of hair.😍

I take this to prevent my hair from being gray,i am taking this from 3 months consistently and it helps me alot,after 3 months of uses i noticed my hair is not going to gray any more it stops for further graying,quality is great,ingredient is awesome,size is midium easy to swallow.overall great product.

10/5/2025
5.0
verified purchase

L-Methionine is a key amino acid that helps the body process fats and supports healthy liver function. It also plays an important role in producing antioxidants like glutathione, which protect cells from damage. Many people find it useful for keeping their metabolism balanced and supporting detox pathways. It’s a solid supplement if you’re looking to give your body extra help in handling stress and maintaining overall health.

9/30/2025
5.0
verified purchase

L-methionine is a high-quality supplement that I take to support liver health, detoxification, and antioxidant defense. It helps maintain healthy metabolism and overall energy balance. The capsules are easy to take, and I’ve noticed steady improvements in well-being since adding it to my daily routine.

9/9/2025