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Nutricost

Vitamin B1, 100 mg, 120 Capsules

4.8 · 410 reviews
1,062 ₽

Thiamine Mononitrate Dietary Supplement Nutricost® Quality Guaranteed Third Party Tested GMP Compliant Facility Non-GMO Product Gluten Free High Quality Vitamin B1 In Every Serving.

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Thiamine Mononitrate Dietary Supplement Nutricost® Quality Guaranteed Third Party Tested GMP Compliant Facility Non-GMO Product Gluten Free High Quality Vitamin B1 In Every Serving.

Customer reviews

5.0
verified purchase
support nervous system and metabolism

This is a very high-quality vitamin. I took it both on its own and together with other supplements. It really helped support my nervous system and metabolism. The capsules are easy to take, and the packaging is convenient and cost-effective. I usually took it with or after food in the first half of the day. It may also be helpful for women during their period, as it can help ease some symptoms.

4/6/2026
5.0
verified purchase
Прекрасно!

Super product, I will definitely order it again, I recommend it to everyone, the packaging is of high quality, and the ingredients are excellent. Fast delivery, everything arrived in good condition and was well packaged !!!

3/30/2026
5.0
verified purchase
Nutricost,Vitamin B1 Capsules

l like the quality composition of the ingredients in these supplements the size of the package just right l take 1 every day they have no taste

12/4/2025
5.0
verified purchase

Gives a clean energy boost and helps with focus. I take it in the morning and it keeps me alert without the crash. Great for anyone who needs extra support for metabolism or nervous system health.

11/6/2025
5.0
verified purchase
B1

Unmatched results Taste is great too, (no taste capsules lol), quality- this company been around for ages. Ingredients are natural, size is proportionate. Exactly what I needed in terms of dosage and benefits

10/24/2025
5.0
verified purchase
Better mood

Quality is good — capsules are well‑manufactured, clearly labeled, and contain pure thiamine mononitrate with minimal fillers. Benefit after a few weeks includes improved energy levels, better mood, and enhanced cognitive function. Ingredients are straightforward: thiamine mononitrate, capsule shell, and minimal additives. Capsule size is larger — requires a solid swallow. Taste is nonexistent since the content is fully encapsulated; no aftertaste.

9/30/2025
5.0
verified purchase
很好!

Quality is super! The ingredients are great! Size arranged! What you need! Performance is felt! the product arranged, perfectly packed, the effect is definitely there! I will order more! Just as quickly delivered

9/25/2025
5.0
verified purchase
Vitamin B2, also known as Riboflavin, has been a very helpful supplement in my routine. I’ve noticed a real improvement in my daily energy levels, as

Vitamin B1, also known as Thiamine, has been a great addition to my daily supplement routine. It plays a key role in converting food into energy, and since I started taking it, I’ve noticed better stamina and less fatigue throughout the day. I feel more focused and mentally clear, which helps me stay productive. One of the main benefits I’ve experienced is its support for the nervous system. I feel calmer and more balanced, especially during stressful times. Thiamine also supports healthy muscle function and cardiovascular health, which makes it even more valuable as a daily supplement. The capsules are easy to take, and they don’t upset my stomach at all. I also like that the dosage is just right for daily use, without being too strong. Overall, this is a reliable and high-quality source of Vitamin B1, and I plan to keep it as part of my routine. Highly recommended for anyone looking to improve energy, nerve health, and overall wellness.

9/15/2025
5.0
verified purchase
Best Thiamine Mononitrate source

I’ve been taking Nutricost Vitamin B1 100 mg capsules for a while, and I’m very satisfied with the quality. The capsules are small and easy to swallow, with no unpleasant taste. Each capsule delivers a potent dose of thiamine (vitamin B1) to support energy metabolism and nervous system health. The product is made in a GMP-compliant, FDA-registered facility, and it’s non-GMO, gluten-free, and soy-free, which gives me confidence in its purity and safety. Since starting this supplement, I’ve noticed better energy levels and reduced carb cravings. The 120-capsule bottle offers excellent value and lasts a long time. Overall, it’s a reliable and effective vitamin B1 supplement I’d recommend for daily use.

9/3/2025
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!

8/3/2025