Human Hair Keratin Responds to Oxidative Stress via Reactive Sulfur and Supersulfides

    April 2024 in “ Advances in Redox Research ”
    Toshiyuki Hirai, Mayumi Ikeda‐Imafuku, Nanami Tasaka … Yu Ishima
    Studysummary In this study, researchers found that polysulfides in human hair keratin contribute to hair strength and antioxidant capacity, with sulfur supplementation enhancing hair strength and cuticle structure amid oxidative stresses such as UV radiation.
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    Research cited in this study 7

    1. Evaluation of Cysteic Acid in Bleached Hair Using Infrared Spectroscopy Journal of fiber science and technology · 2016
    2. Metals in Female Scalp Hair Globally and Its Impact on Perceived Hair Health International Journal of Cosmetic Science · 2013
    3. The Role of Disulfide Bond Formation in the Structural Transition Observed in the Intermediate Filaments of Developing Hair Journal of Structural Biology · 2012
    4. Self-Aggregates of Hydrophobic Phospholipid Polymer as a Novel Material in Hair Treatment Journal of Society of Cosmetic Chemists of Japan · 2008
    5. Healthy Hair: What Is It? ˜The œjournal of investigative dermatology. Symposium proceedings/˜The œJournal of investigative dermatology symposium proceedings · 2007
    6. Characterization of Nonkeratinous Proteins Extracted from Human Hair by Permanent Wave Lotion Journal of Society of Cosmetic Chemists of Japan · 1990
    7. Evaluation Method of the Degree of Hair Damage: Measurement of Tensile Strength of Human Hair by the Multi-Point Tension Test Method Journal of Society of Cosmetic Chemists of Japan · 1987

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    1. Crosslinking Between Trichocyte Keratins and Keratin Associated Proteins Advances in experimental medicine and biology · 2018