What is Primobolan steroid? Primobolan steroid is a synthetic steroid used primarily for increasing muscle mass, fuerza, y reducir la grasa corporal. Viene en dos formas: Acetato de metenolona, una tableta oral, y enantato de metenolona, una solución inyectable. El esteroide Primobolan se deriva de la metenolona, Un tipo de testosterona sintética. It is often used by bodybuilders and athletes during bulking and cutting …