Amino Acid

Acetyl Serine

Skin Conditioning (Humectant), Hair Conditioning, NMF Component
Limited Data
Insufficient safety data available. Consider enriching this ingredient.
Details

Description

Skin Conditioning (Humectant), Hair Conditioning, NMF Component

Purpose

Function

Skin Conditioning (Humectant), Hair Conditioning, NMF Component
Profile

Properties

Silicone
Silicone free
Compliance

Regulatory Status

EU
Permitted
Safety
GOOD
US
Permitted
Absorptionlow
Sensitizationnone
MoSnot established
NOAEL799.9 mg/kg
ConcernLow
Verdict

Clean, unrestricted amino acid under EU and US frameworks with no concentration cap, no SCCS flag, and clean CIR safety record. Key NMF component.

US Note

GRAS as direct food additive under 21 CFR 172.320; CIR safe in present practices of use

Assessment

Ratings

Comedogenic0/5
LowHigh
Irritancy0/5
LowHigh
Reference

Identifiers

Category
Amino Acid
Updated
Apr 23, 2026

No registry identifiers available for this ingredient.