TweetYou're going to get mixed responses to this question. But in the end fina is fina- simple as that. If you make it yourself you know exactly what you're getting and it's going to be cheap. If you go with an underground lab it will probably be more sterile... Either way you go you should get exactly the same results and sides.
The question you need to ask is how much are you willing to pay for the promise of better sterility?