The reasoning for GSK's approval of dutasteride for hair loss in Japan and South Korea but not the US, with alternatives such as finasteride, minoxidil and RU58841 mentioned.
Topical sodium valproate may promote hair growth by inhibiting GSK3β, allowing beta-catenin to proliferate, but it has potential side effects and requires more research. The conversation also mentions skepticism about a product called Vdphlo1, which includes sodium valproate and other ingredients.