active

Acetyl Tetrapeptide-2

INCI: ACETYL TETRAPEPTIDE-2
CAS 757942-88-4
Acetyl Tetrapeptide-2 is product obtained by the acetylation of Tetrapeptide-2
Limited Data
Insufficient safety data available. Consider enriching this ingredient.
Details

Description

Acetyl Tetrapeptide-2 is product obtained by the acetylation of Tetrapeptide-2

Purpose

Function

Peptide / Anti-aging active
Profile

Properties

Silicone
Silicone free
Compliance

Regulatory Status

EU
Permitted
Safety
GOOD
US
Restricted
EU Max Concentration21.7%
Absorptionlow
Sensitizationnone
MoSnot established
ConcernLow
Verdict

Acetyl Tetrapeptide-2 is generally considered safe for use as a cosmetic ingredient with established EU concentration limits.

US Note

CIR Safety Assessment of related peptides - CIR Expert Panel (2018), International Journal of Toxicology, covers Tripeptide-1/Hexapeptide-12 families but not Acetyl Tetrapeptide-2 directly

Assessment

Ratings

Comedogenic0/5
LowHigh
Irritancy0/5
LowHigh
Reference

Identifiers

CAS Number
757942-88-4
INCI
ACETYL TETRAPEPTIDE-2
Category
active
Updated
Apr 2, 2026