Cosmetic Ingredient

Acetyl Tetrapeptide-3

INCI: ACETYL TETRAPEPTIDE-3
CAS 827306-88-7 (Acetyl Tetrapeptide-3); 1012317-71-3 (Caprooyl Tetrapeptide-3)
Acetyl Tetrapeptide-3 is product obtained by the acetylation of Tetrapeptide-3
Limited Data
Insufficient safety data available. Consider enriching this ingredient.
Details

Description

Acetyl Tetrapeptide-3 is product obtained by the acetylation of Tetrapeptide-3

Purpose

Function

Anti-aging; stimulates cell proliferation; biomimetic peptide mimicking natural peptides for hair follicle support and collagen synthesis
Profile

Properties

Silicone
Silicone free
Compliance

Regulatory Status

EU
Permitted
Safety
GOOD
US
Permitted
Absorptionlow
Sensitizationlow
MoSnot established
ConcernModerate
Verdict

Limited independent toxicological data; SCCS has noted insufficient data quality in some peptide dossiers

US Note

Permitted — no specific CIR monograph for the base peptide; falls under general FDA cosmetic ingredient provisions

Assessment

Ratings

Comedogenic0/5
LowHigh
Irritancy0/5
LowHigh
Reference

Identifiers

CAS Number
827306-88-7 (Acetyl Tetrapeptide-3); 1012317-71-3 (Caprooyl Tetrapeptide-3)
INCI
ACETYL TETRAPEPTIDE-3
Category
Cosmetic Ingredient
Updated
Apr 2, 2026