Avoid muscle cramps Zerocramps provides minerals with indications supported by numerous studies, which 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 normal muscle function. Potassium: Contributes to normal muscle function. Vitamin D3: Contributes to normal muscle function. Vitamin B6: Helps reduce tiredness and fatigue. Consumption recommendation: 2 tablets daily with food. Presentation: Package with 60 tablets.