February 2025 in “International Journal of Cosmetic Science” Protein carbonylation is a sensitive marker for oxidative damage in hair, especially from light exposure.
June 2023 in “Hanguk ingeurie hakoeji” Eating fermented protein made from black bean powder twice a day for 60 days improved hair density but not scalp condition or hair thickness.
4 citations
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July 1948 in “Experimental biology and medicine” Alcohol extraction lowers casein's nutrition, causing slower growth and hair loss in rats.
9 citations
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January 1981 Nucleophilic reagents break down hair keratin, forming more lanthionine and lysinoalanine than in wool.
3 citations
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January 2015 in “Sen i Gakkaishi” The new keratin film without KAPs stains better and could help study keratin functions.
4 citations
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August 2024 in “Journal of Cosmetic Dermatology” The non-cross-linked hyaluronic acid compound effectively and safely improves keratosis pilaris.
February 2023 in “Journal of Microencapsulation” The finasteride nanosystem with trehalose is stable and effective for topical hair loss treatment.
5 citations
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January 2021 in “BioMed Research International” Noncrosslinked hyaluronic acid helps human hair cells grow and could be a potential hair loss treatment.
May 2026 in “Fibers and Polymers” 11 citations
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January 2006 in “Journal of the American Leather Chemists Association” Oxidizing agents break down keratin in wool and hair, causing swelling and increased solubility.