Differential Effects of Caffeine on Hair Shaft Elongation, Matrix and Outer Root Sheath Keratinocyte Proliferation, and Transforming Growth Factor-β2/Insulin-Like Growth Factor-1-Mediated Regulation of the Hair Cycle in Male and Female Human Hair Follicles In Vitro

Most hair loss treatments are ineffective; only finasteride, dutasteride, and minoxidil show effectiveness.

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.

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.

Hair loss treatments include Finasteride, Minoxidil, Ketoconazole shampoo, and Microneedling. Additional options are Dutasteride, oral Minoxidil, and hair transplants.

Androgenetic alopecia is caused by DHT affecting hair growth. Finasteride and minoxidil are used to manage hair loss by blocking DHT and promoting hair growth.

Alpecin Caffeine shampoo is ineffective for stopping hair loss, with unreliable supporting research. Finasteride is effective in reducing hair loss by lowering DHT levels.