Jarrow Formulas Energy Optimizer delivers a blend of energizing mushrooms and Ashwagandha to help your body resist everyday physical and mental stressors. Made with high-quality, non-GMO ingredients, this vegan and gluten free dietary supplement contains no familiar allergens like wheat, soybeans, dairy, egg fish, shellfish, peanuts, tree nuts or sesame. Each serving provides adaptogenic benefits that work with your body to help restore balance and support vitality. These supplement capsules provide 1000 mg of PeakO2, a clinically-researched blend of Cordyceps, Reishi, Lion's Mane, Shiitake, King Trumpet, and Turkey Tail mushrooms to help your body resist everyday physical and mental stressors. Energy Optimizer also includes 250 mg of Sensoril Ashwagandha, an adaptogenic botanical that supports energy by helping to reduce occasional fatigue. Suggested Use: Adults, take three capsules once a day or as directed by your qualified healthcare professional. Informed by strong scientific research, Jarrow Formulas products are carefully crafted to ensure you get the benefit of each and every vitamin, mineral and supplement.