Nature's Way Extra Strength Magnesium Gummies are supports muscle health and helps relieve muscle cramps, tension and mild muscle spasms. A delicious and easy-to-take magnesium supplement to support muscle health and nervous system function. Combined with the benefit of Vitamin D3 as a co-ingredient, Magnesium and Vitamin D3 work together to support muscle and bone health. Vitmain D3 also supports muscle function when sun exposure is inadequate. Help to relieve mild muscle pain, cramps, spasms and stiffness when dietary intake is inadequate.