Nandrolone Phenylpropionate is a small ester base anabolic steroid and is commonly referred to as NPP. It is one of the most well tolerated steroids in both performance and medical settings. Nandrolone Phenylpropionate is one of the best steroids he can choose to enhance muscularity and size. This is one of the best mass builders available and for many bodybuilders is used in every bulking plan. This steroid will also during cutting significantly protect lean muscle mass better than many steroids.