Fast&Up L-Arginine supplement is a pre-workout sports nutrition supplement that contains 1500mg of pure and high-quality L-Arginine. L-Arginine Tablets are particularly created to aid increase stamina and performance by increasing nitric oxide levels in the body, which promotes oxygen and nutrient flow to the muscles through dilation of the blood vessels. It enhances workouts by postponing fatigue and assisting in protein transfer to the muscles through enhanced blood circulation.