Shot with tonic action (guarana), with magnesium and vitamins, particularly useful in endurance sports. Guarana has a tonic effect; magnesium contributes to normal muscle function, normal protein synthesis and, together with vitamin B6, helps reduce tiredness and fatigue. Vitamin C helps protect cells from oxidative stress and pantothenic acid contributes to normal mental performance.2000mg of Guarana extract per shotWith Caffeine: 200mgIdeal pre-workout or for sprintingEnriched with Vitamin B1 and B6With Vitamin C, an antioxidant20 x 25ml vials