Magnesium is the second most abundant cation in intracellular fluid and is an essential body electrolyte. It is a co-factor in numerous enzyme systems and is involved in phosphate transfer, muscle contractility and neuronal transmission.

The body contains about 25mg of magnesium per kg of body weight, approx 60% of which is found in the skeleton.

Equimins Epsom Salts are available in a 1.5kg tub.