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

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

However, the "story" behind the product's formulation gained notoriety due to the figures involved in its creation:

: Sylvester Stallone, who unveiled the product at the Arnold Classic, faced his own legal headlines shortly after regarding the transport of performance-enhancing substances. The Ingredients :

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

While the original Instone line is largely a piece of fitness nostalgia today, the legacy of continues through modern successors like ForzaOne TST Go to product viewer dialog for this item.

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

What is your primary fitness goal?