Skin Conditioning

Acetyl Tetrapeptide-40

INCI: ACETYL TETRAPEPTIDE-40
CAS 1472633-28-5
Acetyl Tetrapeptide-40 is the product obtained by the acetylation of Tetrapeptide-40.
Limited Data
Insufficient safety data available. Consider enriching this ingredient.
Details

Description

Acetyl Tetrapeptide-40 is the product obtained by the acetylation of Tetrapeptide-40.

Purpose

Function

Skin Conditioning — anti-inflammatory, anti-redness, reduces IL-6/IL-8 release
Profile

Properties

Silicone
Silicone free
Compliance

Regulatory Status

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

Modulates UV-induced inflammation and exhibits photoprotective properties with no adverse reports; one of the best-documented peptides in this category.

US Note

No specific FDA restriction

Assessment

Ratings

Comedogenic0/5
LowHigh
Irritancy0/5
LowHigh
Reference

Identifiers

CAS Number
1472633-28-5
INCI
ACETYL TETRAPEPTIDE-40
Category
Skin Conditioning
Updated
Apr 2, 2026