Compare to NO2. Powerful muscle building and muscle enhancing hemodilator. Pump-O2 helps increase muscle size, strength, endurance, power output and load capacity. Plus, it helps amplify muscle growth signals, accelerates fast-twitch muscle strength, provides complete full-body muscle recovery and helps increase the body's endurance index. The fact is, nitric oxide increases blood flow and increased blood flow will serve to deliver more nutrients to muscles, thus helping muscles become larger when subject to stress.
Supplement Facts:

Serving Size: 3 Capsules
Servings Per Container: 60

Amount Per Serving:

Arginine alpha-Ketoglutarate (A-AKG): 3,000mg

Other Ingredients:
Calcium phosphate, Gelatin.

Directions: As a dietary supplement, take three capsules twice dialy - once in the morning on an empty stomach and 1/2 hour before lunch.

Warnings: Do not use if you are pregnant or nursing or if you are at risk or are being treated for low blood pressure, high blood pressure, or diabetes. Use with caution if you have a history of cold sores. Ephedra, Ephedrine or caffeine products may reduce effectiveness of Pump-O2. Not for use by anyone under 18.