Cationic polymer derived from guar gum. Main conditioning agent in shampoos, shampoo-gels, and cleansing facial balms. Deposits on hair and skin during rinse-off and provides a soft after-feel. In cleansers it reduces the drying effect of anionic surfactants.
Topical application
BLimited evidence. One RCT or several controlled studies with limitations.
Conditioning effect in rinse-off products is well established. Functional component, no standalone active skin effect.
Guar Hydroxypropyltrimonium Chloride (Cationic Guar) is a cationic polymer, a quaternized derivative of guar gum. Where applied. Shampoos, shampoo-gels, conditioners, cleansing facial balms (0.1-1%). Main conditioning agent in modern shampoos instead of synthetic silicones. Mechanism. The positive molecular charge is attracted to the negatively charged surface of hair and skin (especially damaged, colored). Deposits during rinsing – provides a soft after-feel. In cleansing formulas it softens the drying effect of anionic surfactants (SLS, SLES). Safety. CIR Final Report 2015 confirmed safety. Hypoallergenic, non-comedogenic. Pregnancy and lactation – safe.
Irritation potential
LowAllergen risk
LowPregnancy
SafeSuitable for
The Evigrade extension adds an evidence panel to Wildberries, Goldapple, Letu, iHerb, Sephora and 12 more stores. This ingredient and every other one in the product show evidence-tier, allergen risk and pregnancy/lactation flags at a glance.
Guar Hydroxypropyltrimonium Chloride is considered safe during pregnancy at typical cosmetic concentrations. Systemic absorption through the skin is minimal.
Guar Hydroxypropyltrimonium Chloride suits: normal, dry, combination, sensitive.
Cationic polymer derived from guar gum.
The INCI name is Guar Hydroxypropyltrimonium Chloride. It may also appear as: Cationic Guar, Гуар гидроксипропилтримония хлорид, Катионный гуар.
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