Cytotoxic Evaluation of Hair Relaxers and Straighteners Actives in Human-Derived Skin Cells

    June 2021 in “ Preprints.org ”
    Maribanyana Lebeko, Elvis B. Kidzeru, Ntombenhle Sishi … Nonhlanhla P. Khumalo

    Preprint — not peer reviewed. This was posted to a preprint server or data repository. It has not been through a journal's review process, and its findings may change or not hold up.

    Studysummary This study demonstrated that hair relaxers containing common chemicals significantly reduced cell viability and increased apoptosis in human skin cells, suggesting potential toxicity that could be assessed with advanced in vitro technologies rather than animal testing.
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    Research cited in this study 4

    1. Cytotoxic Evaluation of Hair Relaxers and Straighteners Actives in Human-Derived Skin Cells Preprints.org · 2021
    2. Relaxers Damage Hair: Evidence from Amino Acid Analysis Yearbook of Dermatology and Dermatologic Surgery · 2011
    3. Determinants of Marginal Traction Alopecia in African Girls and Women Journal of the American Academy of Dermatology · 2008
    4. Mechanism of Hair Straightening 1994