Amino Acid / Humectant-Based Anti-Frizz Shampoos 1. Definition Amino acid and humectant-based anti-frizz shampoos are hair-cleansing formulations that combine amino acids (like serine, arginine, cysteine, or lysine) and humectants (such as glycerin, panthenol, or sorbitol) to restore hair moisture, strengthen the hair shaft, and reduce frizz.They are designed to rehydrate, repair, and smooth the hair […]
