Hair Conditioning

Cystine Bis-PG-Propyl Silanetriol

INCI: CYSTINE BIS-PG-PROPYL SILANETRIOL
CAS Not clearly standardized in public domain; treated as a copolymer of cystine and PG‑propyl silanetriol in ingredient guides
L-Cystine, diallylglycidyltrihydroxymethylsilyl ester
Generally Safe
This ingredient has a good safety profile based on available data.
Purpose

Function

Hair conditioning and strengthening polymer; protects cuticle from damage during combing and heat styling
Profile

Properties

Silicone
Silicone free
Malassezia
Safe
Fungal Acne
Safe
Details

Description

L-Cystine, diallylglycidyltrihydroxymethylsilyl ester

Reference

Identifiers

CAS Number
Not clearly standardized in public domain; treated as a copolymer of cystine and PG‑propyl silanetriol in ingredient guides
INCI
CYSTINE BIS-PG-PROPYL SILANETRIOL
Category
Hair Conditioning
Updated
Apr 2, 2026