Nandrolone decanoate is an anabolic steroid in injection form. The name of commonly used products is Deca Durabolin. This active ingredient is often used by athletes to improve performance and physique, increase muscle mass, strength and flexibility, and firmness for the body. Use by injection into muscle or fat every 1 to 4 weeks. The main side effects are not dangerous and can decrease libido. Easy to find and buy deca durabolin products at roids4eu.com with many attractive deals and promotions.