From the desk of...George Spellwin - Founder EliteFitness.com Sustanon 250 is a testosterone mix of four different esters, all of which are put into a single compound. The 250 stands for the total ratio of milligrams (mg) per milliliter (ml) that was found in each ampule of the original version. Interestingly, it is easily the most well known and most widely used ester blend in … [Read more...]