Niacin (Vitamin B3) in Multivitamins
Niacin is a B-vitamin involved in over 400 enzymatic reactions, primarily in energy metabolism. It exists as nicotinic acid and nicotinamide. High-dose nicotinic acid can cause flushing.
Benefits
- ✓Essential for energy metabolism (NAD+/NADH)
- ✓Supports DNA repair
- ✓High-dose niacin raises HDL cholesterol
- ✓Supports skin health
- ✓Involved in nervous system function
Recommended Daily Value
14mg for women, 16mg for men; upper limit 35mg (niacin flush above this)
Food Sources
- Chicken and turkey
- Tuna
- Peanuts
- Brown rice
- Mushrooms
Scientific Reference
Jacobson EL et al. Niacin deficiency and cancer in women. J Am Coll Nutr. 1993;12:412-416.
Multivitamins Containing Niacin (Vitamin B3)
The most evidence-based daily multivitamin on the market. Every one of its 26 ingredients is backed by human RCTs at the exact dose used in clinical trials — methylated B vitamins, glycinate-form minerals, 200mg hyaluronic acid for skin health, TMG for cognition and exercise, and microencapsulated carotenoids for eye protection. It deliberately excludes Vitamin A and E based on safety research, and consolidates 6–8 separate supplements into one formula.
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