Nandrolone decanoate is a steroid hormone, and anabolic agent which bind to androgen receptors in muscle, bone and other male sex organs. It promotes the development of the male sex drive and the formation of sperm. As an anabolic agent, it has the effect of increasing size and strength.
NPP Steroid is a potent, long-lasting injectable anabolic androgenic steroid very similar to Deca Durabolin. It is considered by those who use it in cycles as one of the most beneficial compounds available. It is far more potent than testosterone yet seldom causes any side effects unless a user has pre-existing health problems.