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Vitamins
Niacinamide (Vitamin B3)
Water-soluble vitamin B3 form used in nutrition and topical formulations for cellular metabolism and skin barrier support.
Mineral or nutrientUpdated Feb 14, 2026
Health score+2.0
-5Good5
Water guidelines
- Legal limit
- Not specified
- Health guideline
- Not specified
Food and supplement guidelines
- Legal limit
- Not specified
- Health guideline
- Not specified
Risks
Rare skin irritation or sensitization with topical use, high oral doses may cause flushing or liver toxicity
Benefits
Supports energy metabolism, skin barrier function, and cellular repair
References
Waters containing Niacinamide (Vitamin B3)
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