Antioxidants

Acetyl Cysteine

INCI: ACETYL CYSTEINE
CAS 616-91-1 EC 210-498-3
Acetylcysteine
Limited Data
Insufficient safety data available. Consider enriching this ingredient.
Details

Description

Acetylcysteine

Purpose

Function

Antioxidant, Skin Conditioning
Profile

Properties

Silicone
Silicone free
Compliance

Regulatory Status

EU
Permitted
Safety
GOOD
US
Restricted
ConcernLow
Flags
cosing-sourcedeu-permittedskin-conditioningantioxidantneeds-enrichment
Verdict

ACETYL CYSTEINE is listed in the EU CosIng database with functions: Antioxidant, Skin Conditioning It is permitted in the EU without specific restrictions.

US Note

CIR: SQ - IJT 36(Suppl. 1):17-56, 2017

Assessment

Ratings

Comedogenic0/5
LowHigh
Irritancy0/5
LowHigh
Reference

Identifiers

CAS Number
616-91-1
EC Number
210-498-3
INCI
ACETYL CYSTEINE
Category
Antioxidants
Updated
Apr 2, 2026