Guar Hydroxypropyltrimonium Chloride
AKA “Guar gum quaternary ammonium derivative, guar gum cationic polymer
Synthetic
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Ingredient Facts
Guar hydroxypropyltrimonium chloride
AKA: Guar gum quaternary ammonium derivative, Guar gum cationic polymer
Synthetic · Antistatic | Film Forming | Skin Conditioning | Viscosity Controlling · EWG: 4
Plant-Derived
Occlusive
Skin Conditioner
Synthetic
Clean
A natural gum derived from guar beans that smooths hair, reduces frizz, and helps products glide onto skin evenly while maintaining the right consistency.
CAS #
65497-29-2
Form
Powder
Plant-Derived
Synthetic. Derived from guar gum, a natural polysaccharide extracted from guar bean seeds (Cyamopsis tetragonoloba). Modified through hydroxypropylation and quaternization with trimethylamine and chlorine to create a cationic polymer.
Function
Antistatic | Film Forming | Skin Conditioning | Viscosity Controlling
Benefits
Locks in moisture
Traditional Use
Developed in the mid-20th century as a chemically modified derivative of guar gum to function as a cationic conditioner and thickener in cosmetics and hair care products.
Skin Types
all-skin-types
Best For
Target
General
Melanin-Rich Skin
Suitable
Pregnancy Safe
Yes
EWG Score4
CIR Safety Findings
medical-approval, all-shades-safe
Regulatory Status
USApermitted
EUrestricted
JAPANrestricted
CANADArestricted
Verified Feb 2026
Data: CosIng · EWG · CIR