Need relief from muscle cramps, tension and stiffness? Try Blackmores Super Magnesium+ if your dietary intake is inadequate. This high dose tablet contains two forms of magnesium and supports muscle endurance and energy levels. If your dietary magnesium levels are low, Super Magnesium+ supports your cardiovascular and nervous system health. It also assists carbohydrate metabolism and supports your body electrolyte balance. Get the relief you need in a convenient one-a-day dose.