With lots of money, why not go to those luxury clinics in South America and shoot some stem cells for a hundred grand or whatever's the budget. I would. Not that I know much about it, if it's really efficacious or whatever but all these sports stars go do it, Ronnie did it.
Then I would do a shitton of all the supposedly healing peptides, and there are more than the BPC and TB500. Could be good for just organ health too. Kidneys, heart. What I would do if I was wealthy