12 citations
,
February 2019 in “Skin research and technology” White hair has less lipid content and absorbs water differently than brown hair.
15 citations
,
August 2020 in “Analytical chemistry” Hair lipids do not protect against humidity.
8 citations
,
November 2022 in “International Journal of Cosmetic Science” Human hair varies widely and should be classified by curl type rather than race.
2 citations
,
November 2020 in “Scientific Reports” Metallic-glass coated needles reduce skin trauma and improve tattoo quality.
1 citations
,
December 2018 in “IntechOpen eBooks” Human hair shows promise for non-invasive medical testing, but more research is needed to standardize its use.