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Originally Posted by
ECoastVIP
It's a testosterone converted from a cattle implant just like the finaplix. Fina on it's own will shut off your own natural testosterone production and leave you hurting pretty bad in the end as you'll have no exogenous source of testosterone coming in. Testosterone Propionate will shut off your natural test production as well but the difference is it is an outside source of more test than your body would ever make on it's own so you'll feel great, get great results, and have all the test you need. Either way you need to get proper PCT as well though.