Testosterone is the hormone that regulates a man’s sex drive, fat distribution, bone density, and muscle strength – but, unfortunately, it declines with age and increased stress. Keep your body in its prime with our Testosterone Booster, which combines natural, clinically studied ingredients shown to support healthy testosterone levels.*-Supports Increase in Testosterone Levels* -Improve Exercise Performance and Strength*-Clinically Proven Ingredients KSM-66 Ashwaganda and fenugreek power the test boosting benefits in our Signature Testosterone Booster. Ashwagandha as been used in Ayurvedic medicine for its testosterone-boosting properties for hundreds of years.* KSM-66 goes through a special extraction process and has been clinically studied and shown to support increases in testosterone levels as well as exercise performance and strength.* Signature Testosterone Booster uses the clinically proven 600mg dose of this unique herb to provide maximum benefit.* Fenugreek is one of the most well-known herbs for testosterone support, and for good reason. There are multiple clinical studies linking supplementation with fenugreek to testosterone levels as well as exercise performance.* Watch out for non-standardized extracts: Signature Testosterone Booster’s is standardized to saponins, which are the naturally occurring compounds in fenugreek that are the “active” ingredient.