OH DAISEY INGREDIENT LIBRARY
Guar Hydroxypropyltrimonium Chloride
Can cause mild irritation in concentrated form. Because it is a large polymer, meaningful skin absorption and systemic toxicity are unlikely.
OH DAISEY VERDICT
Approved
Evidence level: Strong
Why Oh Daisey rates it this way
Can cause mild irritation in concentrated form. Because it is a large polymer, meaningful skin absorption and systemic toxicity are unlikely.
What it does
Improves detangling, softness, viscosity, and static control.
How to read this rating
This rating reflects the Oh Daisey ingredient standard and the evidence currently available for cosmetic use. Product safety can also depend on concentration, exposure route, formulation, manufacturing quality, and individual sensitivity.