10ml vial of 200mg/ml NPP (Nandrolone Phenyl Propionate) Rohm Labs is a small ester base anabolic steroid. It is one of the most well tolerated steroids in both performance and medical settings. NPP (Methandriol Dipropionate) is used for cutting cycles. It is a super efficient lean muscle builder. It carries numerous therapeutic and performance benefits. NPP is very useful for competing athletes and bodybuilders because of its capacity for rapid results. The Nandrolone hormone is the most commonly prescribed anabolic steroid. It has ability to clear from the blood system quickly. NPP seems to produce less water retention. It does not produce estrogenic side effects because it only converts to estrogen at roughly 20% the rate of testosterone. It has a release time of around 3 days.