This article reviews the roles and types of surfactants and ingredients in modern shampoos, discussing their contributions to cleansing, conditioning, and cosmetic effects, but reports no new experimental findings.
January 2015 in “Springer eBooks” Hair damage shows as fragility, dullness, and discoloration, varies by ethnicity, and is worsened by cosmetic procedures and diseases.
September 2025 in “Journal of Surfactants and Detergents” In this study, shampoos containing sodium lauroyl methylaminopropionate showed superior coacervate formation and lubrication on wet hair, outperforming other amino acid surfactants and suggesting potential for creating low-irritation, high-performance hair products.
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October 2019 in “Journal of Physics Conference Series” This study formulated two herbal shampoos using natural extracts and reported that their physicochemical properties were comparable to commercial shampoos.
July 2026 in “Zenodo (CERN European Organization for Nuclear Research)” In this study, a herbal shampoo using bael extract was formulated and found to have good cleansing efficiency and stable properties, suggesting it as a safe and eco-friendly alternative to synthetic shampoos with potential benefits for scalp health.