3 citations
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January 2016 in “Journal of cosmetology & trichology” This report suggests that correcting nutritional deficiencies may improve hair quality in patients with Monilethrix and similar hair shaft disorders, though it is not a cure.
10 citations
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January 2012 in “Journal of biomedical optics” This study used ultrahigh-resolution optical coherence tomography to observe hair shaft structures, finding melanin granules absent only in white hair, which may explain color differences between black and white hair.
May 2017 in “Journal of microscopy and ultrastructure” This notice states that the article has been withdrawn due to the journal's transfer to a new publisher and reports no research findings.
1 citations
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April 2023 in “Biomolecules” This study found that hair care products containing fermented papaya, fermented mangosteen, and caffeine significantly inhibited hair loss, increased hair density and thickness, and improved hair follicle structure in individuals with androgenic or diffuse alopecia over three months compared to placebo and caffeine controls.
December 2025 in “Zenodo (CERN European Organization for Nuclear Research)” This study found that a polyherbal hair serum improved hair density and shaft quality while being safe and cosmetically acceptable.