Answer: anabolic steroids
Step-by-step explanation:
Anabolic steroids are simply regarded as human-made, or synthetic variations of the testosterone. Anabolic steroids stimulate and enhances the muscle tissue which then grows in response to the training.
Anabolic steroids are not psychoactive but still has serious long-term effects on the user’s brain. Some examples of anabolic steroids are oxymetholone, nandrolone, oxandrolone, etc.