Nandrolone phenylpropionate cas62-90-8 is a 19-nortestosterone (19-nor) anabolic androgenic steroid. The 19-nor classification refers to a structural change that the testosterone hormone whose carbon atom at the 19th position has been removed. Nandrolone add the short phenylpropionate ester by this simple structural change,Thus,nandrolone phenylpropionate was born.

On the basis of the hormone's function, Nandrolone phenylpropionate is similar to nandrolone decanoate. Both of them are comprised of the same active hormone.NPP has a shorter ester version that gives a larger burst of nandrolone after injection,thus carring a much shorter half-life at the same time.Therefore nandrolone phenylpropionate has to be injected more frequent than larger ester counterpart to keep blood level stable.It’s widely used in fitness and to bodybuilders.

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