The quality of Nandrolone Decanoate injection uses is mainly inherited from testosterone as an active ingredient. The steroid molecules are distinguished by the absence of a methyl group on the carbon atom at position 19. However, this difference significantly increases the anabolic activity of the drug and reduces the activity of androgens.
Side effects of Nandrolone Decanoate has a very long duration of action in the body and lasts for two weeks after the last injection. This is due to the length of the ester attached to the nandrolone molecule. There is also a short version of the steroid. It is also used by athletes but is mainly preferred by women.