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    Informed Sport Certified: Tested for banned substances, making it safe for competitive athletes.
Gold Standard Pre-Workout™ is a high-performance energy booster, designed to enhance focus, power, and endurance so you can push through intense training sessions and perform at your best.
Optimum Nutrition's Gold Standard Pre-Workout is designed to enhance your training sessions as a comprehensive supplement to support energy, focus, and performance in your fitness routine.
*Source: EFSA Journal 2011;9(4):2054 24
**Source: COMMISSION REGULATION (EU) No 432/2012
*Contribute to normal energy yielding metabolism
*Caffeine contributes to increased alertness and improved concentration
*Creatine increases physical performance in successive bursts of short-term, high intensity exercise
175 mg of caffeine from natural sources to help increase alertness and focus before training
*3 g of Creatine increases physical performance in successive bursts of short-term, high intensity exercise
250 mg Performelon
1.5 g Beta Alanine
750 mg Citruline
Vitamins B 1, B 3, B 5, B 6 and B 12 which all contribute to normal energy yielding metabolism
Includes foundational ingredients; CarnoSyn® Beta-Alanine, Citrulline, L-Carnitine & N-Acetyl-Tyrosine Great tasting flavours
Informed Sport Certified
Mix 1 level scoop in 350 ml of cold water.
Nutritional information will be shown when a flavour and/or size is selected.