The Clean Sheet
Ingredient Directory
Low ConcernVegan Evaluator Flag

Azelaic Acid

1,7-Heptanedicarboxylic acid

Safety Notes

Drug-cosmetic boundary, prescription concentrations 15-20% (EU/US); cosmetic claims at lower concentrations require careful wording; brightening anti-inflammatory keratolytic; generally well-tolerated; suitable for sensitive and rosacea-prone skin

Function & Common Use

Function

Active (Brightening / Anti-acne / Keratolytic)

Category

Active Ingredient

Common In

Acne and brightening serums

Origin

Vegetable (wheat/barley fermentation) / Synthetic

Concentration Limits

India (CDSCO)

No formal limit

EU Cosmetics Reg.

Cosmetic claims: review at >5%; drug boundary in EU/US at >20%

US FDA (21 CFR)

No specific 21 CFR cosmetic limit identified in source checked; EU limit reference: No

Korea (MFDS)

No specific MFDS limit identified in source checked; verify if ingredient is used in a Korean functional cosmetic category

Format restriction: Leave-on

Baby restriction: Pregnancy, considered generally safe but medical review recommended

Pregnancy: No specific restriction identified in source checked; standard cosmetic use

Frequently Asked Questions

Is Azelaic Acid safe to use in skincare?

Azelaic Acid has a Low concern rating from The Clean Sheet. Drug-cosmetic boundary, prescription concentrations 15-20% (EU/US); cosmetic claims at lower concentrations require careful wording; brightening anti-inflammatory keratolytic; generally well-tolerated; suitable for sensitive and rosacea-prone skin

Is Azelaic Acid allowed in India?

Azelaic Acid is currently classified as "Permitted" under Indian cosmetics regulations. The maximum permitted concentration is No formal limit.

What is Azelaic Acid used for in cosmetics?

Azelaic Acid functions as: Active (Brightening / Anti-acne / Keratolytic). It is commonly found in: Acne and brightening serums.

Is Azelaic Acid safe for babies?

Azelaic Acid has baby/child restrictions: Pregnancy, considered generally safe but medical review recommended. Avoid using products containing this ingredient on infants unless specifically formulated and labelled for baby use.

TCS Assessment
Low Concern
Data Confidence
Medium
Based on peer-reviewed safety data, regulatory status, and expert review by The Clean Sheet panel.

Regulatory Status

India (CDSCO)
Permitted
EU

Permitted (drug-cosmetic boundary review required at high %)

US FDA

Drug at >20% (prescription); cosmetic below

Korea (MFDS)
Permitted
Australia (TGA)

Cosmetic ingredient; standard TGA cosmetic framework applies; no therapeutic goods listing required unless therapeutic claims are made

Canada (NHPID)

Not specifically listed as restricted cosmetic ingredient in NHPID source checked; standard Health Canada cosmetic notification applies

EU Annex: EU Annex III (under review)

Identifiers

CAS123-99-9
EC204-669-1

Want to check if your product contains Azelaic Acid?

Analyse a Product

Products containing Azelaic Acid

Reviewed by The Clean Sheet, with our verdict.

WhatsApp Community

Join The Clean Sheet™ community

Science-backed beauty tips, ingredient alerts, and early access. Straight to your WhatsApp.

Join for free →