Performance enhancement supplements are substances designed to improve physical or cognitive performance.
Are Body Building and Performance Enhancement Supplements Safe?
A healthcare provider's approval is needed before using any performance-enhancement supplements. The article below explains whether these supplements are safe.

Nature of Prohormone Supplements: An Awareness on Side Effects and Contraindications
Prohormones or performance-enhancing drugs are used to increase testosterone levels for bodybuilding, fitness, or competitions and have several side effects.