Hair Follicle Keratins: Evidence-Based Role in Scalp Health, Hair Structure, and Reduced Breakage
Hair care science often gets oversimplified by marketing claims and misconceptions about certain ingredients. A recurring “bad rap” category involves protein/keratin-related conditioning ingredients, particularly those marketed as keratin, keratin hydrolysates, amino acids, and related film-forming proteins. These compounds are not inherently harmful;…Read More »