9 citations
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September 2018 in “Journal of Photochemistry and Photobiology B-biology” A hair-growth formula with cystine and thiamin helps protect skin cells against UV damage and improves their growth.
5 citations
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July 2024 in “Journal of Microbiology and Biotechnology” ICP5249 helps hair grow by activating a specific cell pathway.
1 citations
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March 2022 in “Hair transplant forum international” Hair cell cloning could potentially rejuvenate shrinking hair follicles, allowing for lifelong hair maintenance.
2 citations
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August 1987 in “Analytical Biochemistry” A new method isolated previously undetected hair proteins rich in glycine and tyrosine.
April 2026 in “Journal of Ethnopharmacology” 
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.
July 2025 in “JOJ Dermatology & Cosmetics” Both treatments improved hair quality and thickness equally, with mild side effects.
3 citations
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October 2018 in “Skin appendage disorders” New treatment reduces hair shedding and increases hair density in women with early hair loss.
159 citations
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December 2007 in “American Journal of Pathology” Stress-related substance P may lead to hair loss and negatively affect hair growth.
January 2013 in “edoc (University of Basel)” TRF1 is crucial for creating and maintaining stem cells and marks both pluripotent and adult stem cells.