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January 2018 in “Scientific reports” Human hair contains diverse proteins, including keratins and histones, which could help assess hair health and aging.
Retinol with polylysine cleared scalp skin growths in 21 days without side effects.
August 2003 in “Journal of Investigative Dermatology” Phosphatidic acid may promote hair growth like minoxidil.
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March 1995 in “Differentiation” A rabbit gene important for hair development was identified and detailed.
May 2025 in “Journal of Pharmacy and Pharmacology” Certain plant compounds can promote hair growth by stimulating hair follicles and increasing growth factors.
January 2026 in “Biomaterials and Biosystems” Keratin from chicken feathers can be safely used on damaged skin.
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January 2004 in “European Journal of Cell Biology” Balanced protease activity is crucial for healthy skin and hair development.
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August 2024 in “Current Issues in Molecular Biology” Keratins 6, 16, and 17 increase in damaged or diseased skin and may help diagnose skin issues.
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February 2007 in “Journal of Investigative Dermatology” K39 and K40 are the last keratins expressed in hair development, completing the hair keratin catalog.
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