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Hydroxypropyl is a chemical group often found as part of larger polymer ingredients, where it helps with thickening or film-forming. It is not a standalone cosmetic ingredient.
No specific concern data available
Safety summary
Ingredients containing a hydroxypropyl group are generally considered safe. Their overall safety depends on the complete chemical structure of the specific ingredient.
For informational purposes only. This is not medical advice. Always patch test new products and consult a dermatologist for skin concerns.