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A quaternized derivative of hydrolyzed keratin protein, functioning as a hair and skin conditioning agent, known for strengthening, repairing damaged hair, and improving skin texture.
Beneficial for
Safety summary
Generally considered safe for cosmetic use, widely used in hair care for its restorative properties.
1% line marker
This ingredient is commonly used as a marker to identify where ingredients drop below 1% concentration on the label.
For informational purposes only. This is not medical advice. Always patch test new products and consult a dermatologist for skin concerns.