Avoid muscle cramps Zerocramps provides minerals with indications supported by numerous studies, and that is why the health authorities (EFSA) have authorized the following health claims: Magnesium: Helps reduce tiredness and fatigue. Contributes to electrolyte balance. Contributes to normal energy metabolism. Contributes to the normal functioning of muscles. Potassium: Contributes to the normal functioning of muscles. Vitamin d3: Contributes to the normal functioning of muscles. Vitamin b6: Helps reduce tiredness and fatigue. Consumption recommendation: 2 tablets daily daily with food. Presentation: Container with 60 tablets.