13 citations
,
December 2019 in “Nutrients” An apple-based supplement was found to stimulate hair protein production, which may help with hair growth.
27 citations
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July 1993 in “The journal of investigative dermatology/Journal of investigative dermatology” 187 citations
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May 1988 in “Differentiation” Trichocytic cytokeratins are found in hair, nails, tongue, and thymus cells, showing complex regulation in tissue development.
54 citations
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November 1994 in “Differentiation” Trichohyalin is found in non-hair tissues and works with filaggrin in certain skin areas and conditions.
59 citations
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August 1981 in “PubMed” Trichilemmal keratinization is a unique process in hair follicles where the outer root sheath turns into keratin without a specific layer.