Different ectodermal organs like hair and feathers regenerate differently, with specific stem cells and signals involved in their growth and response to the environment.
Hair loss theory involves 3alpha-hydroxysteroid reductase (3AHD) converting DHT to androstenol. Discussion explores potential treatments and encourages more research.
Dutasteride may reduce bone mineral density, but there's no increased risk of osteoporosis or fractures compared to finasteride. Users suggest resistance training to counter potential bone effects.
A user is considering switching from finasteride to dutasteride for hair loss at age 21, worried about potential side effects on bone and brain development. Another user shared their positive experience with dutasteride, noting minimal body hair and no side effects.
Osteopontin, a protein involved in hair growth on moles, may help with hair loss. However, it is also linked to Alzheimer's, cancer, and bone development, so caution is advised.
IGFBP‐rP1 shows potential for treating androgenic alopecia by influencing hair cycle transitions. Increasing IGF-1 levels may have similar effects to Minoxidil and 5-AR inhibitors in reducing hair loss.