Sharing because I found this very interesting.
The Four Thieves Vinegar Collective has a DIY design for a home lab you can set up to reproduce expensive medication for dirt cheap, producing medication like that used to cure Hepatitis C, along with software they developed that can be used to create chemical compounds out of common household materials.
Might be safer for HRT, than having to trust a 3rd party to buy it from if you live in a place that can’t get it thru insurance or Dr.