A number of guys have reported good results ordering hCG through AllDayChemist.com or ReliableRxPharmacy.com. If you search the forum you'll find some of the particular brands mentioned, which include Zyhcg, Ovidac and Fertigyn.
Interestingly, with the right kind of pregnancy test you can get an idea of the potency of your hCG. It's discussed in this thread:
Interestingly, with the right kind of pregnancy test you can get an idea of the potency of your hCG. It's discussed in this thread: