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NOW Foods

Niacin, 500 mg, 100 Veg Capsules

4.6 · 9547 reviews
778 ₽

Nutritional Health Vitamin B-3 Kosher A Dietary Supplement Vegetarian/Vegan Vitamins Family Owned Since 1968 GMP Quality Assured Niacin (Vitamin B-3) is an essential B-group vitamin necessary for good health.

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Nutritional Health Vitamin B-3 Kosher A Dietary Supplement Vegetarian/Vegan Vitamins Family Owned Since 1968 GMP Quality Assured Niacin (Vitamin B-3) is an essential B-group vitamin necessary for good health.

Customer reviews

3.0
verified purchase
Не проходит покраснение после применения

I tried taking niacin for the first time, starting with 1/8 capsule, after the second dose there was a standard reaction that many people immediately started reporting... red spots on the skin, hearing, tingling, feeling of heat. This continued until the next day, then it became normal, but one spot on the knee did not go away, it has been on the skin for 5 days, has clear boundaries and by touch it is warmer than the second knee.

7/25/2024
5.0
verified purchase
Do your research

This is a great product if you know what you’re doing. There is a flush that happens through the body, if you don’t like that then I suggest getting the “non flush”. I personal enjoy the flush. Redness will dissipate 10-20 minutes depending on how much of a flush is needed for your body.

12/21/2023
5.0
verified purchase

Niacin helps improve circulation, and it has been shown to suppress inflammation. All the B vitamins are water-soluble, meaning that the body does not store them. You can meet all of your body's needs for B3 through diet. It is rare for anyone in the developed world to have a B3 deficiency. Acid is good i got no allergies but flash for an hour

9/6/2023
5.0
verified purchase
Great Niacin

I do feel my skin color turns bright when using this. However, sometimes I feel my skin is hot and with some rashes 1 to 2 hours after taking this. Not always, just sometimes. Not sure if it depends on what food I had before taking it? So if your skin is easy to be allergy, be careful. But it really works and make my skin looks brighter. ingredients are very good size after note This is a very good package which also gives you energy niacin flush everyone should do that Its effects are very good, its potency is also very high. There is no test and your Nervous system does good work. It has no side effects and improves your metabolic system.

11/30/2025
5.0
verified purchase

This is one of the best vitamin C supplements I've tried! The absorption is noticeably better thanks to the liposomal form, and it's very gentle on the stomach—no discomfort or acidity at all. I felt a clear boost in my immunity after just a few days of use. The antioxidant benefits are real, and I love that it's high quality with clean ingredients. The taste is surprisingly pleasant, and the individual packets are super convenient for travel. Great mg dosage and well thought-out package size. Highly recommend!

11/29/2025
5.0
verified purchase
Great Niacin

I do feel my skin color turns bright when using this. However, sometimes I feel my skin is hot and with some rashes 1 to 2 hours after taking this. Not always, just sometimes. Not sure if it depends on what food I had before taking it? So if your skin is easy to be allergy, be careful. But it really works and make my skin looks brighter. ingredients are very good size after note This is a very good package which also gives you energy niacin flush everyone should do that Its effects are very good, its potency is also very high. There is no test and your Nervous system does good work. It has no side effects and improves your metabolic system.

11/25/2025
5.0
verified purchase
Powerful and effective, but be prepared for the flush

I’m very happy with this niacin — it’s a strong and effective product that definitely delivers what you would expect from a 500 mg dose. However, I think it’s important to mention the flush. I didn’t know about it the first time I took it, and it really surprised me. The warmth and redness were intense, and for a moment I wasn’t sure what was happening. Once I learned that this reaction is completely normal for niacin, everything made sense. Now that I’m aware of it, I can appreciate how powerful the supplement is. The quality is great, the capsules are easy to take, and the effects are noticeable. Overall, it’s an excellent product — just make sure you know what the niacin flush feels like so you’re not caught off guard like I was. Highly recommended if you need a strong and reliable B3 supplement.

11/24/2025
5.0
verified purchase

The product fully corresponds to the characteristics indicated on the packaging!, 10/10!

11/14/2025
5.0
verified purchase
Excellent

I’ve been using this product from iHerb for a while now, and I’m really impressed with the quality. The ingredients are clean, natural, and clearly listed, which makes me feel confident about what I’m taking. The package arrived well-sealed and perfectly protected, showing great attention to detail. After using it consistently, I noticed amazing benefits and positive effects on my overall health and energy levels. The taste is pleasant and easy to take, even for someone who’s usually picky about supplements. Overall, I’m very happy with the quality, presentation, and results — I’d definitely recommend this product to anyone looking for something effective and trustworthy.

11/4/2025
5.0
verified purchase

Excellent Quality, Fast Delivery & Perfect Packaging! I’m extremely satisfied with this product from iHerb! The quality is absolutely amazing — you can really feel the difference compared to other brands. The packaging was neat, safe, and well-sealed, ensuring the product arrived in perfect condition. Shipping was super fast and reliable, even faster than I expected! Everything came fresh, authentic, and exactly as described on the website. I also appreciate how iHerb always delivers genuine products with great expiration dates and professional packaging. Highly recommend this item to anyone looking for top quality, great value, and trusted delivery service. I’ll definitely order again soon!

10/19/2025