Bio NutritionBio Nutrition Testosterone Wellness for Men Description Energy Stamina Libido Lean Muscle Mood Enhancement As men age testosterone levels decline. Low testosterone has been linked to increased body fat, a decrease in lean muscle, low sex drive, a lack of energy and mood swings as well as many other common conditions that effect men of all ages. Bio Nutritions Testosterone Wellness for Men is a synergistic blend of natural ingredients that have been shown to support healthy testosterone production. Free Of Yeast, corn, sugar, salt, wheat, and preservatives. Disclaimer These statements have not been evaluated by the FDA.