Role of Lipids in Water Permeation of Different Curl Pattern Hair Types

    September 2025 in “ Cosmetics ”
    Luísa Coderch, Laura Sabatier, Isabelle Pasini … Nawel Baghdadli
    Studysummary In this study, researchers found that the lipid composition in hair significantly affects water diffusion and may explain differences in dyeing and cosmetic treatment responses between Asian and European hair, with CP2 fibers having more lipids than CP3 fibers.
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    Research cited in this study 11

    1. Hair Lipid Structure: Effect of Surfactants Cosmetics · 2023
    2. A Systematic Review on the Lipid Composition of Human Hair International Journal of Dermatology · 2022
    3. Discrete Nanoscale Distribution of Hair Lipids Fails to Provide Humidity Resistance Analytical chemistry · 2020
    4. External Lipid Function in Ethnic Hairs Journal of cosmetic dermatology · 2019
    5. Lipid Losses and Barrier Function Modifications of the Brown-to-White Hair Transition Skin research and technology · 2019
    6. Exogenous and Endogenous Lipids of Human Hair Skin research and technology · 2017
    7. The Ethnic Differences in Hair Damage and Integral Hair Lipid After Ultraviolet Radiation Annals of Dermatology · 2013
    8. Moisture Sorption/Desorption of Protein Fibers Thermochimica Acta · 2012
    9. Worldwide Diversity of Hair Curliness: A New Method of Assessment International Journal of Dermatology · 2007
    10. Characterization of the Lipid Composition at the Proximal Root Regions of Human Hair International Journal of Cosmetic Science · 2005
    11. Human Hair: A Unique Physicochemical Composite Journal of the American Academy of Dermatology · 2003