1 citations
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October 2020 in “PubMed” Azelaic acid helps protect hair cells from UV damage and encourages hair growth by increasing certain gene expressions and proteins.
56 citations
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April 2011 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair follicle cells age faster and lose pigment due to less catalase, causing hair to turn gray.
12 citations
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October 2018 in “International Journal of Cosmetic Science” Palmitoyl tetrapeptide-20 may help reduce hair greying and increase melanin production.
2 citations
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August 2023 in “Marine drugs” Collagen from tilapia scales may improve hair and skin health by reducing stress and inflammation and encouraging hair growth.
September 2021 in “C&EN global enterprise” Scientists have created a patch filled with tiny enzymes that can treat hair loss and regrow hair as effectively as common hair-loss drugs, but with fewer applications.