13 citations
,
March 2017 in “Skin Research and Technology” Formaldehyde damages curly hair more than glyoxylic acid.
3 citations
,
June 2011 in “PubMed” Coconut oil protects hair from damage better than regular grooming practices.
13 citations
,
November 2012 in “International Journal of Dermatology” Curly hair breaks more easily, especially with chemical treatments, but simpler grooming reduces breakage.
9 citations
,
May 2018 in “Photochemistry and photobiology” The Hair BB Cream effectively prevents UV damage and improves hair health.
29 citations
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December 2011 in “British Journal of Dermatology” A new hair treatment with caffeine and other ingredients makes hair thicker and less likely to break.