-OXO Extreme contains 6-OXO™ (aromatase inhibitor), trans-Resveratrol (estrogen receptor antagonist) , ZMA (mineral supplement), quercetin (sulfatase inhibitor), and piperine (glucuronidase inhibitor).

6-OXO Extreme raises endogenous testosterone production by influencing the effects of estrogen at the hypothalamus. Males will benefit from this product if they are seeking strength and lean mass increases, and increased libido and energy.