Best Seller

Vitamin B3 Niacin

  • 500 mg, 100 capsules
  • Item # 00372
Best Seller

Vitamin B3 Niacin

  • 500 mg, 100 capsules
  • Item # 00372

Supports cell energy & already-healthy cholesterol levels.

Our best-selling supplement for supporting already-healthy cholesterol levels contains niacin, which is crucial for supporting the healthy metabolism of glucose, fat and alcohol.


Sale: $3.50

Save $2.24

$0.04 / count | 100 Day Supply

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$0.04/count | 100 Day Supply

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Good Niacin product.


I keep buying this product because it works.

Babs, FL

I take it every morning with my breakfast.

dog lover, CA

Frequently Bought Together

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Total Price:

Sale $7.10
Save $5.20

Vitamin B3 Niacin

500 mg, 100 capsules

  • $5.74
  • Sale $3.50
  • Save $2.24

$0.04/count | 100 Day Supply

Niacin is called B3 because it was the third B vitamin to be discovered. Supplementing with niacin can help people maintain already-healthy cholesterol levels, an attribute identified in the 1950s. This makes it one of the most-studied nutrients for this purpose. No wonder Vitamin B3 Niacin is our best-selling supplement for supporting already-healthy cholesterol levels..

Niacin is a B vitamin that can help to maintain already-healthy cholesterol levels and more.

  • Helps maintain already-healthy cholesterol levels
  • Supports healthy metabolism of glucose, fat & alcohol
  • Promotes cellular energy production

Here's Where to Start

Anyone who wants to utilize niacin’s ability to help maintain already-healthy cholesterol levels should start with 500 mg a day, gradually increasing their dose to between 2 and 3 grams a day. Be aware: Niacin supplementation can cause temporary flushing, itching, rash or gastric disturbances.

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Niacin is a water-soluble nutrient crucial to energy transfer reactions, particularly the ones that help support healthy glucose (sugar), fat and alcohol metabolism.1,2 Niacin also helps metabolize the foods you eat and, like many B vitamins, promotes healthy cellular energy production.

These statements have not been evaluated by the Food and Drug Administration.
These products are not intended to diagnose, treat, cure, or prevent any disease.
  1. Curr Pharm Biotechnol. 2015;16(1):3-10.
  2. Linus Pauling Institute. Niacin. Accessed 8/2/19.
  3. J Clin Lipidol. 2017;11(6):1309-1317.
  4. Clin Nutr. 2015 Oct;34(5):838-44.

Serving Size 1 capsule

Amount Per Serving

Niacin (vitamin B3)

500 mg

Other ingredients: gelatin, vegetable stearate.


Dosage and Use
  • Take one (1) capsule daily with meals, or as recommended by a healthcare practitioner.

Temporary flushing, itching, rash or gastric disturbances may occur. Liver function testing is recommended when niacin is taken in excess of 500 mg daily. Those with gout or liver diseases should avoid taking high doses of niacin.

  • Do not purchase if outer seal is broken or damaged.
  • When using nutritional supplements, please consult with your physician if you are undergoing treatment for a medical condition or if you are pregnant or lactating.

To report a serious adverse event or obtain product information, contact 1-866-280-2852.

Actual Size

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