TestosterZone by Progressive Labs

The ingredients in TestosterZone have been studied to naturally increase resting serum testosterone concentrations within the normal range when combined with a low-glycemic index diet and moderate to intense daily exercise – without the use of exogenous testosterone!  The ingredients also include a powerful aromatase inhibitor which help to moderate estrogen and estradiol, which can be undesirable.  The ingredients in TestosterZone have been shown in clinical trials to attenuate the “stress response” and the secretion of cortisol by partly counteracting the stress induced activation of the hypothalamic-pituitary-adrenal (HPA) axis.  The same ingredients are associated with increased resting serum total testosterone concentration and improved perceived well-being.  It may also improve exercise capacity and performance while reducing perceived muscle soreness after exercise. The proprietary TestosterZone formula includes carefully selected botanical extracts to augment the effectiveness