Antioxidant

Betulin

INCI: BETULIN
CAS 473-98-3 EC 207-475-5
Lup-20(29)-ene-3,28-diol, (3β)-
Limited Data
Insufficient safety data available. Consider enriching this ingredient.
Details

Description

Lup-20(29)-ene-3,28-diol, (3β)-

Purpose

Function

Skin conditioning; anti-inflammatory, antioxidant, film-forming
Profile

Properties

Silicone
Silicone free
Compliance

Regulatory Status

EU
Permitted
Safety
GOOD
US
Permitted
Absorptionlow
Sensitizationlow
MoSadequate
ConcernLow
Verdict

H371 classification applies to occupational and oral exposure pathways, not dermal cosmetic use at typical concentrations. High lipophilicity limits bioavailability and solubility; formulation vehicle determines actual exposure potential.

US Note

FDA UNII: 6W70HN7X7O. Not specifically regulated for cosmetics; permitted under general safety provisions

Assessment

Ratings

Comedogenic0/5
LowHigh
Irritancy0/5
LowHigh
Reference

Identifiers

CAS Number
473-98-3
EC Number
207-475-5
INCI
BETULIN
Category
Antioxidant
Updated
Apr 2, 2026