Train and Eat stack
Doing Juice? The majority of guys in America I know who do juice go thru sports doctors who monitor everything for them. Price varies
Here in Asia, again, most guys have their blood work and health checked by Docs who specialize in 'therapy'. However, its inexpensive and so are the drugs;Very inexpensive. Can be purchased over the counter. We also have 'Human Performance' clinics, which are a little pricey but no where near the cost in the States.
Go see a professional for the first time if u choose to do it. Not the internet or some dude selling sh*t in the locker room.