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Nature's Way

Niacin, Vitamin B3, 100 mg, 100 Capsules

4.6 · 4709 reviews
511 ₽

Since 1969 Dietary Supplement Gluten Free Trust The Leaf® Supports Energy Metabolism Highlights With 100 mg niacin (as nicotinic acid) per serving. Also known as vitamin B3 Helps convert food to fuel Supports the metabolism of carbohydrates, fats, and proteins

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Since 1969 Dietary Supplement Gluten Free Trust The Leaf® Supports Energy Metabolism Highlights With 100 mg niacin (as nicotinic acid) per serving. Also known as vitamin B3 Helps convert food to fuel Supports the metabolism of carbohydrates, fats, and proteins

Customer reviews

5.0
verified purchase

I recently started taking this supplements to help improve my strength. I have been very pleased with the results. The supplement dosage and size has been easy to take, and I have noticed benefits such as an increase in my energy levels as well as improved overall strength and flexibility. My energy seems to be more resilient, and I feel stronger. Overall, I am very satisfied with this high quality supplement and would highly recommend it.

2/14/2025
5.0
verified purchase
Niacin

Niacin (also known as vitamin B3) is one of the water-soluble B vitamins. Niacin is the generic name for nicotinic acid (pyridine-3-carboxylic acid), and related derivatives, such as nicotinamide riboside . Niacin is naturally present in many foodsded to some food products, and available package as a dietary supplement. good effect for nervous system and increased of metabolism

11/12/2023
4.0
verified purchase
Exactly what i needed

this product is exactly what i wanted thanks good quality

3/4/2026
5.0
verified purchase

One of my favourite budget supplements that wakes me up works for increasing my NAD levels when NR is not in the budget already have the next bottle on the way

2/10/2026
5.0
verified purchase

I’m very happy with this niacin from Nature’s Way. The quality is excellent, and the capsules are easy to take. I like the simple, clean ingredients and the convenient dosage. One bottle lasts a long time, which makes it great value for the price. I’ve noticed it supports my energy levels and overall well-being. Definitely a supplement I will continue to use!

1/10/2026
5.0
verified purchase
Real Niacin to The Rescue by Nature's Way

This is a neccesary supplement that almost all supplement manufacturers do not include in their B-Complex products (B-50, B-100 or whatever they want to call it). Instead they put niacinamide which is not the same thing and is worthless. Yes you will get a flush when you take real niacin and yes it should be the same dosage as the rest of the B vitamins in the B-Complex (if B-100 then 100 mg of niacin; if B-50 the 50 mg of niacin). It helps get rid of radiation in the body, it helps with the heart and with circulation.

11/19/2025
5.0
verified purchase
Best Niacin

Very straight forward review - this is the Niacin my husband and I take and will not take any other kind, although we have tried. It offers the flushing effect. We do not like niacin that is "flush free". Excellent value for the bottle. It is the most affordable and best quality we have found. Rare to find that in one item nowadays.

10/26/2025
5.0
verified purchase

I take this niacin for cholesterol support, and my latest blood test showed a significant improvement in my numbers. The flushing reaction is real—my skin gets warm and tingly for about 20 minutes after I take it—but I've gotten used to it. Taking it with a full meal helps tone down the intensity of the flush. For the price, it's a very effective and straightforward supplement.

10/24/2025
5.0
verified purchase
Intense!

If you’re new to Niacin, be careful haha! The 100 mg packs an insane punch. I didn’t expect it and within 10 minutes felt tingly and my skin was hot and red. It’s a normal niacin reaction however it can be jarring if not used to it. It’s good in my opinion to work up to 100 mg first.

10/14/2025
5.0
verified purchase

I started taking this niacin for its cardiovascular benefits, and the initial "flush" was definitely a surprise. My skin gets warm and tingly for about twenty minutes, but I've gotten used to it and it's not unpleasant. I appreciate that it's a straightforward, single-ingredient supplement without any unnecessary additives. It feels good to be proactively supporting my heart health in such a simple way.

10/10/2025