Hydroxypropyltrimonium Hydrolyzed Wheat Starch

AKA: Wheat Starch Polymer, Modified Wheat Starch

Synthetic

Skin Conditioner

Hair Care

Clean

OriginDerived from wheat starch (Triticum vulgare), a cereal grain commonly cultivated worldwide. Produced through hydrolysis of wheat starch followed by quaternization with trimethylammonium groups.

Starch, wheat (Triticum vulgare), hydrolyzed, (3-trimethylammonio-2-hydroxypropyl)-, chlorides

CAS #

-

Form

Powder

Skin Types

●all-skin-types

Best For

General

Pregnancy & Breastfeeding Safe

Yes

Allergen Warning

⚠️ Gluten / Wheat

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.

Antioxidant

Improves Elasticity

Reduces flyaways

Softens and detangles hair

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.

EWG

CIR

Safe as used

Pregnancy

Yes

Concentration Guide

CIR's newest survey reports no concentration of use.

CIR · 2013 survey

Regulatory Status

USA✔ permitted

EU⚠ restricted

JAPAN⚠ restricted

CANADA⚠ restricted

Regulatory Agencies

EWG CIR FDA EU COSING Health Canada

Verified Jun 2026

Data: CosIng · EWG · CIR