Magnesium citrate capsules

From the Pure Encapsulations website:

Magnesium (Citrate): Highly bioavailable form

Magnesium is involved in a number of reactions in the body, such as the contraction and relaxation of muscles and cardiac function. This vital mineral also helps the body use certain vitamins, including vitamin B6, vitamin C, and vitamin E.^‡ These magnesium (citrate) capsules also assist with the metabolism of carbohydrates, amino acids and fats, as well as energy production and the utilization of calcium, phosphorus, sodium, and potassium.^‡