About Vitamin B3 (Niacin)
Supports metabolism and skin health. Category: Vitamins, Subcategory: Water-Soluble Vitamin. Default unit: mg NE
Key Information
Compare All Forms
Compare different forms of Vitamin B3 (Niacin) by bioavailability, conversion rates, and active ingredient content:
| Form | Tier | Steps |
Vitamin B3 Activity (mcg) |
Bioavailability | Action |
|---|---|---|---|---|---|
| Vitamin B3 (Niacin) | Tier 2 | 1 | — | Moderate bioavailability form. Reliable form that works well but requires 1-2 step conversions by the body. Good balance of cost and effectiveness. | View → |
Scientific Evidence
Key scientific sources include studies published in journals such as the American Journal of Clinical Nutrition, Journal of the American Medical Association (JAMA), and the New England Journal of Medicine concerning niacin's effects on cholesterol, pellagra, and liver function. Studies on niacinamide's impact on skin health can be found in the International Journal of Cosmetic Science and the British Journal of Dermatology. Guidelines from organizations like the National Institutes of Health (NIH) and the American Heart Association (AHA) also provide evidence-based recommendations.