I'll check that out. Thank you! Maybe I'll even give it a try : DYeah it actually does work. You might find discussion here if you search "homemade topical spironolactone"
This is a good reddit thread describing it and apparently the HairLossTalk owner posted (is that account legit?)
https://www.reddit.com/r/tressless/comments/5rm8tx/topical_spironolactone_mixing_guide/
