Buy 99.3% Purity Nandrolone phenylpropionate NPP Steroid Anabolic Powder for Muscle Gain Nandrolone phenylpropionate(NPP) Description: Nandrolone phenylpropionate (NPP), or nandrolone phenpropionate, is an (AAS) androgen and anabolic steroid medication which has been used primarily in the treatment of breast cancer and osteoporosis in women. Nandrolone Phenpropionate offers a plethora of benefits that have made them highly sought after among athletes …