Hair coloring and bleaching can permanently break down hair protein and temporarily change its properties.
July 2007 in “Clinical Risk” A woman got severe scalp burns from a salon's improper hair bleaching treatment.
July 2007 in “Clinical Risk” The claimant sued for negligence after a hair treatment caused harm and distress, and the defendant responded after legal action started.
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November 2012 in “International Journal of Dermatology” L'Oréal's research and workshops have advanced understanding and tailored cosmetics for African hair and skin.
Hair product allergies are common, especially to hair dyes, and hairdressers are at higher risk.