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Optimum Gold Standard Pre Workout is ON's latest premium pre workout supplement. Containing research proven ingredients at effective doses, such as creatine, beta-alanine, and caffeine, together with the latest in pre workout supplementation, Gold Standard Pre Workout will assist to energise your efforts.
However, it is merely a supplement, and is not necessary to gain muscle mass. Up to 10 grams of creatine, 3-5 grams taken before and after workouts, can help boost adenosine triphosphate (ATP) production, making you stronger during workouts, making it easier to build muscle.