- Type
- Dicarboxylic acid
Why it is flagged
No hormonal concern identified. Specifically recommended as a pregnancy-safe alternative to retinoids.
Sources
- Cosmetic Ingredient Hotlist Health Canada, 2025
- Final Report of the Cosmetic Ingredient Review Expert Panel on the Safety Assessment of Dicarboxylic Acids, Salts, and Esters Cosmetic Ingredient Review, 2012
Also listed as
nonanedioic acid