November 2015 in “Hair transplant forum international” PRP may help with hair regrowth in male pattern baldness, but more research is needed.
January 2007 in “Universiti Putra Malaysia Institutional Repository (Universiti Putra Malaysia)” Keratin-gelatin film improves wound healing in dogs and cats.
December 2022 in “Plastic and Reconstructive Surgery” PRPF is a safer and more effective treatment for hair loss than PRP.
July 2021 in “Open access journal of biomedical science” A lotion with natural extracts significantly sped up hair growth in women with hair loss from chemotherapy.
66 citations
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May 2002 in “The Plant Journal” The IRE gene is important for normal root hair growth in Arabidopsis plants.
February 2026 in “Animals” Methionine supplementation in low-protein diets improves growth, fur quality, and gut health in blue foxes.
25 citations
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June 2004 in “Journal of Investigative Dermatology” Macrophage-stimulating protein helps hair grow and can start hair growth phase in mice and human hair samples.
5 citations
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September 2015 in “Medical hypotheses” Topical sulfonylurea may reduce excessive hair growth caused by certain medications.
June 2025 in “Frontiers in Bioengineering and Biotechnology” Recombinant collagen with nicotinamide boosts hair growth and health.
May 2019 in “Journal of Acupuncture Research” Sebalgukhwa-san (SGS) can help treat hair loss without liver toxicity.