Microneedling combined with minoxidil and finasteride shows significant hair regrowth, though opinions on its effectiveness vary. Some users report substantial benefits, while others highlight the need for more research and consistency in application.
Peptides like TB500, KPV, GHK-CU, and BPC-157 are overhyped for hair growth with limited proven effectiveness in humans. Combining peptides with delivery methods like iontophoresis and sonophoresis shows promise, but many claims remain unproven.