Thermal Induced Changes in Cuticle and Cortex of Chemically Treated Hair

    December 2025 in “ Biopolymers ”
    Cibele Rosana Ribeiro de Castro Lima, Andrea Camara Bandeira, Tereza S. Martins … Cristiano L. P. Oliveira
    Studysummary This study found that chemically treated hair, particularly when subjected to both acid straightening and bleaching, experiences more significant structural damage when exposed to heat, highlighting key changes in both the internal and surface components of hair fibers.
    Automatically generated from the study's abstract, not written by a person, and not a review of the full paper. Not medical advice or a treatment recommendation. Read the original study, and consult a qualified healthcare professional before changing treatment. Full disclaimer
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    Research cited in this study 12

    1. Straight to the Point: What Do We Know So Far on Hair Straightening? Skin appendage disorders · 2021
    2. Impact of Acid Straightener's pH Value on Hair Fiber Properties Journal of cosmetic dermatology · 2019
    3. Degradation of Hair Surface: Importance of 18-MEA and Epicuticle Cosmetics · 2019
    4. Structure of Intermediate Filament Assembly in Hair Deduced from Hydration Studies Using Small-Angle Neutron Scattering Journal of structural biology · 2019
    5. Heat-Damaged Evaluation of Virgin Hair Journal of cosmetic dermatology · 2019
    6. Local Structure of Human Hair Spatially Resolved by Sub-Micron X-Ray Beam Scientific reports · 2015
    7. Effect of Shampoo, Conditioner, and Permanent Waving on the Molecular Structure of Human Hair PeerJ · 2015
    8. The Structure of People's Hair PeerJ · 2014
    9. Distribution and Localization of Hydrophobic and Ionic Chemical Groups at the Surface of Bleached Human Hair Fibers Langmuir · 2014
    10. Investigating the Origins of Nanostructural Variations in Differential Ethnic Hair Types Using X-Ray Scattering Techniques International Journal of Cosmetic Science · 2013
    11. Analysis of Structural Change in Keratin Fibers Resulting from Chemical Treatments Using Raman Spectroscopy Biopolymers · 2005
    12. The Intermediate Filament Architecture as Determined by X-Ray Diffraction Modeling of Hard Alpha-Keratin Biophysical Journal · 2004