Mandelic Acid
2-Phenylglycolic acid / Alpha-hydroxy phenylacetic acid
Largest common AHA, slowest penetration; antibacterial properties useful for acne; well-tolerated by sensitive skin compared to glycolic; less photosensitising than glycolic/lactic; count toward total AHA load when assessing EU 10% threshold
Function & Common Use
Active (AHA exfoliant)
Active Ingredient
Exfoliants brightening serums acne products
Synthetic
Concentration Limits
No formal limit
No specific EU Annex III entry (covered by AHA general principle)
No specific 21 CFR cosmetic limit identified in source checked; EU limit reference: No specific EU Annex III entry (covered by AHA general principle)
No specific MFDS limit identified in source checked; verify if ingredient is used in a Korean functional cosmetic category
Format restriction: Leave-on
Pregnancy: No specific restriction identified in source checked; standard cosmetic use
Frequently Asked Questions
Is Mandelic Acid safe to use in skincare?
Mandelic Acid has a High concern rating. Largest common AHA, slowest penetration; antibacterial properties useful for acne; well-tolerated by sensitive skin compared to glycolic; less photosensitising than glycolic/lactic; count toward total AHA load when assessing EU 10% threshold
Is Mandelic Acid allowed in India?
Mandelic Acid is currently classified as "Permitted" under Indian cosmetics regulations. The maximum permitted concentration is No formal limit.
What is Mandelic Acid used for in cosmetics?
Mandelic Acid functions as: Active (AHA exfoliant). It is commonly found in: Exfoliants brightening serums acne products.
Regulatory Status
Identifiers
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