P-O2 was specifically designed for the "true" hard-core athletes who wish to take their workout to a whole new level. P-O2 has been formulated with only the highest quality ingredients to instantly deliver strength increase to the body while enhancing the body's capacity to take in more oxygen. This combnination has made P-O2 the most sought out product in athletic history. Suggested use: Take 2 capsules 30 minutes prior to workout. Do not exceed 4 capsules per day. P-O2 with Polysterone was specifically designed by Evol Nutrition to instantly increase muscular strength and prevent workout fatigue. Its fast acting ingredients have been scientifically proven to boost workout energy. Supplement Facts > Serving Size : 2 capsules > Servings per container: 30 Amount per serving: Sida Cordifolia 265mg Ceyenne 100mg Guarana 33mg Polysterone 10mg * These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease. WARNING: This product is intended for serious athletes only. It is not intended for inexperienced persons or those at health risks. Due to the extreme potency of this product, use only if in good physical condition, and are properly stretched and warmed up to prevent workout injury. .