Melanin Light Absorption as the Necessary but Not Sufficient Condition for Photoepilation: Miniaturization and Eclipse Phenomena

Topical application of Eriodictyon angustifolium extract can prevent and reverse age-related beard graying and darken gray hair by increasing melanin production. Sterubin, a component of the extract, also promotes hair pigmentation and protects cells from DNA damage.

Exosomes from mesenchymal stem cells can increase hair growth by enhancing anagen duration and hair shaft thickness through the Wnt/beta-catenin pathway. Phase 2 trials show improved hair counts over 24 weeks.

A user's father experienced hair regrowth and other health improvements after two IV exosome treatments. The user also had four rounds of exosome therapy, noting significant hair regrowth and relief from headaches, but no change in gray hair.

Hair loss may be linked to the TRPS1 gene and protein, not just DHT. Amplifica's AMP-303 targets mesenchymal stem cells and shows promise in treating hair loss, unlike Pelage's PP405.

Japanese scientists discovered ABM cells, enabling successful human hair follicle cloning, potentially curing hair loss. The treatment may be available in Japan by 2028, but it will be expensive and require travel.

A new "third cell" discovery in Japan could be key to fully regenerating hair follicles, with human trials possibly starting in 2027-2028. AI is expected to accelerate medical discoveries, potentially leading to a hair loss cure within a few years.