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Bakuchiol
AKA “10309-37-2, (S)-Bakuchiol, (+)-Bakuchiol, Sytenol a, 4-[(1E, 3S)-3-ethenyl-3, 7-dimethylocta-1, 6-dienyl]phenol, OT12HJU3AR, 4-(3-Ethenyl-3, 7-dimethyl-1, 6-octadienyl)phenol, UP-256, DTXSID401035664”
Synthetic
Ingredient Facts
Bakuchiol
AKA: 10309-37-2, (S)-Bakuchiol, (+)-Bakuchiol, Sytenol a, 4-[(1E, 3S)-3-ethenyl-3, 7-dimethylocta-1, 6-dienyl]phenol, OT12HJU3AR, 4-(3-Ethenyl-3, 7-dimethyl-1, 6-octadienyl)phenol, UP-256, DTXSID401035664
Synthetic · Skin Conditioning · EWG: 1
Synthetic
Skin Conditioner
Retinoid
Synthetic
Clean
Bakuchiol is under investigation in clinical trial NCT03112863 (Comparison of the Cosmetic Effects of Bakuchiol and Retinol).
Formula
C18H24O
Mol. Weight
256.40
CAS #
10309-37-2
See origin →
Functions
Skin Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
Antioxidant Protection
Neutralizes Free Radicals
Traditional Use
This is the CAS Registry Number for aluminum chlorohydrate or a related aluminum compound, commonly used in modern antiperspirant and cosmetic formulations developed in the mid-20th century.
Skin Types
●all-skin-types
Best For
General
EWG
1
CIR
Insufficient
Pregnancy
—
CIR Safety Findings
all-shades-safe
Regulatory Status
USAunder review
CANADA✔ permitted
Regulatory Agencies
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR