Locust Bean Hydroxypropyltrimonium Chloride

Locust Bean Hydroxypropyltrimonium Chloride 1
Locust Bean Hydroxypropyltrimonium Chloride 2
Locust Bean Hydroxypropyltrimonium Chloride 3
Locust Bean Hydroxypropyltrimonium Chloride 4
AKA: Guar Gum Derivative, Locust Bean Gum Derivative
Plant-Derived Synthetic
Skin Conditioner
Hair Care
Not Clean
1-Propanaminium, 2-hydroxy-N,N,N-trimethyl-, 3-locust bean gum derivs., chloride
CAS #
-
Form
Liquid
Functions
Antistatic
Hair Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
Skin Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
Locks in moisture
Traditional Use
A quaternary ammonium salt derived from locust bean gum (Ceratonia siliqua), developed as a conditioning and thickening agent in modern cosmetics. The locust bean itself has been used for centuries as food and traditional medicine in Mediterranean regions.
EWG
3
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
medical-approval
all-shades-safe
Regulatory Status
USA✔ permitted
EU⚠ restricted
JAPAN⚠ restricted
CANADA⚠ restricted
Skin Types
●all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
The paper trail
🔬Peer-reviewednone on file
⚖️Regulatory1 listing →
🛡️Safety-assessed2 reviews →
Counts, not a verdict. A listing isn't a study. The trail, you decide.
Verified Jun 2026
Data: CosIng · EWG · CIR