initially utilized a testosterone-enhancer called , created by Patrick Arnold (the chemist linked to the BALCO scandal), and ZMA , developed by Victor Conte.

: At its peak, the product was a centerpiece of a strategic partnership between Stallone and GNC , making it available at stores nationwide.

Identifying your goal helps determine if you need muscle support, energy, or recovery.

What is your primary fitness goal?

Some users prefer natural herbs, while others look for specific mineral complexes like ZMA.

The story of the supplement is a unique chapter in fitness history, blending Hollywood star power with a controversial scientific background.

, or were you more interested in the of Stallone's original brand? Criminal minds create new supplement - New York Daily News

specifically was marketed as a high-performance training support product designed for athletes and bodybuilders to help them achieve a more muscular physique and maximize athletic performance.