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INCI: BIOTIN AND KERATIN
Keratin is a fibrous structural protein found in hair, skin, and nails, commonly used in hair care products to strengthen, smooth, and condition the hair.
No specific concern data available
Safety summary
Generally considered safe for topical use; typically derived from animal sources (e.g., wool, feathers).
For informational purposes only. This is not medical advice. Always patch test new products and consult a dermatologist for skin concerns.