3 citations
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January 2002 in “Springer eBooks” This study found that using cationic and non-ionic polymers during alkaline hair relaxer treatments may help strengthen hair and control swelling, potentially reducing damage.
March 2010 in “Cosmetic Dermatology” Hair straightening methods have advanced to improve effectiveness and reduce damage, but still rely on heat and chemicals.
May 2026 in “Jurnal Pendidikan Kimia Fisika dan Biologi” This study found that rebonding hair straightening treatments visibly damage the hair cuticle, causing surface erosion and cracks, as shown through Scanning Electron Microscopy analysis.
January 2020 in “Indian dermatology online journal” Hair styling products can damage hair over time.
1 citations
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July 2015 in “Microscopy Research and Technique” In this study, researchers found that patients with Friedreich's ataxia exhibited more pronounced ultra-structural hair alterations compared to carriers, likely due to oxidative stress related to deficient frataxin expression.