Niacinamide
Also known as: Vitamin B3, Nicotinamide
Last updated:
Niacinamide (the amide form of vitamin B3) is one of the most widely used cosmetic actives, valued for its barrier-supporting, sebum-regulating, and pigmentation-evening effects. It is permitted in all major markets with no specific concentration limits in cosmetics. Most commercial formulations use 2-10%; some products go higher.
Regulatory status by market
| Market | Status | Detail | Source |
|---|---|---|---|
| European Union | Permitted | — | Not on Annex II or III |
| United Kingdom | Permitted | — | UK Cosmetics Regulation |
| United States | Permitted | — | CIR review |
| Canada | Permitted | — | Not on Hotlist |
Safety profile
Niacinamide is one of the best-tolerated cosmetic actives. Side effects are uncommon and limited to mild flushing in a small number of users at high concentrations. CIR has reviewed niacinamide and related niacin derivatives and concluded they are safe as used in cosmetics. It pairs well with most other actives.
Common uses
- Pore-refining serums
- Pigmentation and brightening products
- Moisturizers and barrier-support creams
Primary sources
Regulatory status is current to the "Last updated" date above. Always verify against the regulator's authoritative publication for the specific market and product category before relying on this summary for compliance decisions.
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