Deca is a very popular anabolic steroid. It has anabolic and androgenic properties. It was designed to resemble testosterone but has one less carbon molecule. Nandrolone is an anabolic steroid that naturally occurs in the body, but in small amounts. It has an impact on bone marrow, and is commonly known to be one of the best off season bulking agents for steroid users. Deca (Nandrolone Decanoate) is most commonly used by bodybuilders during their off season while bulking. It is commonly known for its healing effects. This formula helps the body to recover quickly, and lubricates the joints. It has a large number of Therapeutic effects making it a common formula used in many areas of medicine. It is medically prescribed for a number of different things. It is well recognized by doctors for its treatment of muscle wasting disease, fatigue, and geriatric weakness. Because of its ability to increase red blood cell count it is commonly used to treat anemia.