The Necessity Magnesium Citrate Powder is a fast-dissolving pure magnesium powder formulated with 100% magnesium citrate for everyday muscle function and energy. Magnesium contributes to normal muscle function and helps the body convert food into energy, and the citrate form is easily absorbed and gentle to take. Mix a teaspoon into water or juice once a day, ideally with food. Vegan and quality assured, with no flavours or additives.