Formag Marine Magnesium is intended for individuals who need to increase their magnesium intake, an essential mineral for the body. Magnesium is an essential mineral found in almost all our cells and in many foods (chocolate, nuts, seafood, etc.). Considered the energy mineral, it is essential for the body and involved in more than 300 biological reactions, including the proper functioning of the nervous system and muscle function. The satisfactory intake of magnesium is 350 mg per day for a man and 300 mg per day for una woman 1. However, its intake is well below these recommendations, and more than 7 out of 10 French people have insufficient magnesium intake 2. Therefore, sometimes supplementation may be necessary to meet daily needs.