Niacinamide / 烟酰胺

Ingredient overview

Studied for visible uneven tone in specific formulations. The 2002 research included laboratory work and human comparisons. Those results are not a performance certificate for a new formula.

Read the sources

• Niacinamide pigmentation study · Hakozaki et al., 2002Primary clinical and laboratory research
• Community question: niacinamide discomfort · Reddit, 2021Anecdotal question; no efficacy or prevalence inference

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