Energize Your Day and Sharpen Your Mind with Biotonics Guarana Energy & Memory Booster. ‣ Powered by 500mg of pure Guarana extract, known for its natural caffeine content. ‣ Formulated to support cognitive function, helping to enhance memory and concentration. ‣ Contains no artificial additives or preservatives. SUGGESTED USE: Take one capsule daily, preferably with a meal, or as directed by a healthcare professional. INGREDIENTS: Guarana Extract, Capsule (Gelatin), Rice Flour, Magnesium Stearate (vegetable source).