Enzymatic Synthesis of Biosafe Hematoxylin Dyes on Hair: Enhanced Post-Dyeing Hair Health and Boosting Color Fastness

    Xiangcheng Chen, Lei Liu, Xinrui Guo … Jing Su
    Studysummary This study introduced an eco-friendly enzymatic hair dyeing process utilizing laccase-catalyzed polymerization of hematoxylin, achieving intense, long-lasting color comparable to commercial dyes while enhancing hair strength and offering antioxidant and UV-shielding benefits.
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    Research cited in this study 2

    1. Analysis of Cosmetic Residues on a Single Human Hair by ATR FT-IR Microspectroscopy Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy · 2018
    2. The Hair Follicle as a Dynamic Mini-Organ Current Biology · 2009