Omniflex magnesium DUO SPORT – dietary supplement with magnesium and B vitamins The power of citrate for muscle strength. Micro-granules for direct dissolution in the mouth ! Magnesium contributes to normal muscle function and the maintenance of normal bones Magnesium and vitamins B2 (riboflavin), B3 (niacin), B5 (pantothenic acid), B6 ​​and B12 contribute to normal energy-yielding metabolism and the reduction of tiredness and fatigue. gluten and lactose free