Deca is a very nice anabolic, causing nice (albeit slow) gains in quality muscle. Déca Durabolin (and Nandrolone in general) doesnt produce many estrogenic or androgenic side effects. “Deca”, as it is informally known as among bodybuilders, ranks among the top three anabolic steroids where it is the second most popular and widely utilized anabolic steroid in existence. First place …