that andro, along with the supplement creatine, helped him to build muscle mass. Andro quickly sold out of stores while scientists tried to find out whether the supplement worked and if it was safe.In both cases, the verdict was no. Natural androstenedione
have shown promising results. To set the record straight, heres a close look at 23 of the most popular supplements on the shelves. If you have any doubts about whether a particular supplement is right for you, ask your physician.Androstenedione
