ISONIACINAMIDE is graded A (Safe) by Expert·ING, based on COSING regulatory data.

ISONIACINAMIDE

Safety grade: A

Isoniacinamide is a form of vitamin B3 that works to improve skin texture and appearance. It helps maintain healthy, balanced skin by supporting the skin's natural functions.

This ingredient conditions and nourishes the skin, helping to improve skin hydration, smoothness, and overall skin health.

Graded using: COSING.

Last verified: May 26, 2026

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