Magnesio completo is a food supplement, in tablets or powder, containing Magnesium from 4 different sources: pidolate, carbonate, citrate and marine (extracted from sea water with an evaporation process). Magnesium contributes to the normal functioning of the nervous system and muscles and helps to reduce fatigue and tiredness. The formulation is completed by Fructo-oligosaccharides (FOS), a short-chain prebiotic fibre.