5 articles
Scalp massage costs nothing, has zero downside, and has two small published human studies behind it. Here is what those studies actually demonstrate, why it might work mechanically, and where massage realistically fits next to treatments with stronger evidence.
Caffeine shampoo is the most-marketed topical hair-loss product that isn't a drug. The petri-dish evidence is real; the head-on-a-pillow evidence is much thinner. Here is the honest verdict — what it does, what it doesn't, and where it sits next to treatments that actually work.
Topical finasteride lowers serum DHT less than oral but enough to act on the follicle — with a fraction of the systemic exposure. The trial evidence, formulation reality, and who should actually switch.
GHK-Cu is marketed as a hair regrowth peptide, but the most-cited human trial used copper-FREE GHK combined with another molecule, and the in-vitro data many sites quote is for a different peptide. An honest evidence audit.
Ketoconazole 2% shampoo (Nizoral) has the longest evidence base of any OTC topical for hair loss. The claims aren't huge — but they're real, replicated, and cheap. An honest review of every key trial since 1998.