The conversation discusses hair loss linked to BDNF-increasing nootropics like Semax and Lions Mane. Suggested topical treatments include capsaicin, beta-glucan, and ginseng to counteract TGF-B activation.
Cannabis and THC may have mixed effects on hair, with some studies suggesting potential negative impacts on hair growth in isolated hair follicles, but these results are hard to apply to living humans. Treatments like minoxidil and finasteride are commonly used for hair loss, and the effects of cannabis might be neutral or vary based on individual factors.
Whether topical caffeine can be as effective for hair growth as minoxidil and finasteride, with various replies discussing the efficacy of these treatments and criticism of Dr. Huberman's research methods.
The user has been using finasteride and oral minoxidil for hair loss but hasn't seen improvement and is quitting nicotine and caffeine to see if it helps. Some believe quitting nicotine improved their hair health due to better blood flow, while others are skeptical about the impact of blood flow on hair loss.