Keratin treatments make thick or frizzy hair smoother and more manageable without affecting its natural structure. Brazilian ...
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Collagen vs. Biotin vs. Keratin: Understanding the Differences for Hair Loss and Regrowth
Collagen supports hair structure and scalp health, while keratin repairs hair strands and enhances hair smoothness and shine. Biotin enhances keratin production for stronger, thicker hair. For ...
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