5 citations
,
April 2005 in “Journal of applied polymer science” PEI diffuses into hair at a constant rate, and urea speeds up this process.
CRH causes hair loss by reducing cell survival in hair follicles.
13 citations
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September 2014 in “Journal of photochemistry and photobiology. B, Biology” UV radiation increases protein loss from hair and reduces hair protein quality.
March 2025 in “Frontiers in Pharmacology” The hydrogel dressing rapidly heals wounds and promotes blood clotting better than existing options.
9 citations
,
April 2019 in “Journal of structural biology” Hair's internal fibers are arranged in a pattern that doesn't let much water in, and treatments like oils and heat change how much water hair can absorb.
1 citations
,
January 2017 in “PubMed” All five hair fiber products improved appearance but didn't stick to completely bald areas.
October 2023 in “Peer review” PRP is a safe and effective treatment for hair loss.
February 2023 in “International Journal of Biological Macromolecules”
1 citations
,
August 2020 in “Journal of The American Academy of Dermatology” The authors agree that standardizing how PRP methods are reported could help compare results, but note that the link between PRP's contents and hair growth is unclear, and recommend avoiding split-scalp designs in future trials.
June 2021 in “Aesthetic Surgery Journal” PRP improves hair growth in AGA, but higher concentrations aren't significantly better than lower ones.