Al;ays Shower b4 stickin ya self, Followed by alcohol prep pads on the site, OH and avoid counterfeit shit, once thats in your leg it dont matter how claen your skinwas if the juice aint clean. OH and avoid that high concentration designer shit like 400mg test and the like, because the amount of Benzyl propyl alchol they have to use to maintain injectability, scars, burns, and eats flesh, not to mention causes absesses.