Increase Active Testosterone in Just 7 Days¹385 mg Rhodiola Extract Per Serving100 mg Boron Citrate Per ServingDietary SupplementPeak Test: Cortisol Ratio²Amplify Test Production¹Anti-Catabolic Complex²Supports Training Performance²Clinically AdvancedThe Athlete's Choice™Formulated for Athletes Six Star® Testosterone Booster is formulated with a key ingredient shown in a human clinical study to amplify your body's testosterone production within the normal range. It also contains a blend of ingredients shown to support training performance by protecting against fatigue.Six Star® Testosterone Booster is manufactured according to cGMP standards, as is required for all dietary supplements.Increase Testosterone & Training Performance¹Six Star® Testosterone Booster is formulated with a precise dose of the mineral boron, which is shown in human clinical research to increase active (free) testosterone in just 7 days.²Six Star® Testosterone Booster is also scientifically engineered with a unique, plant-based blend shown in a 7-week human clinical study to help maintain peak testosterone-to-cortisol ratio after an intense exercise test. Cortisol is a hormone released due to stress that can break down muscle tissue. Test subjects also enhanced performance as determined by a marker of exercise capacity.

Testosterone support, mostly known as test-boosters, are supplements that help increase testosterone levels in the blood. 

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