20 citations
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September 2018 in “Journal of colloid and interface science” Modified keratin binds better to hair, especially bleached hair.
9 citations
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June 1959 in “Archives of dermatology” Hair can darken after inflammation and then return to its original color.
9 citations
,
June 1947 in “Analytical Chemistry” Cold waving solutions quickly reduce cystine to cysteine in hair.
28 citations
,
January 2016 in “RSC Advances” A non-toxic formula using polycarboxylic acids strengthens and improves hair.
13 citations
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January 1953 in “Archives of Dermatology” Certain unsaturated compounds can cause temporary hair loss by affecting hair structure.