Azelaic Acid
AzA
Calms redness and fades dark spots. One of the best-tolerated actives, safe even during pregnancy at cosmetic strengths.
Safe amount 1 studies cited
Cosmetic formulas typically sit at 10% or below
Technical data
Dose-response breakdown and source citations behind the rating above.
Safety by concentration
Up to 20%Generally safe
Cited sources
A systematic review to evaluate the efficacy of azelaic acid in the management of acne, rosacea, melasma and skin aging
King et al., Journal of Cosmetic Dermatology · 2023
Products containing Azelaic Acid
None of our current picks contain this ingredient.
Frequently asked questions
Is Azelaic Acid safe?
Calms redness and fades dark spots. One of the best-tolerated actives, safe even during pregnancy at cosmetic strengths. Cosmetic formulas typically sit at 10% or below