Mag-4 Plus 2.0Magnesium formula promoting relaxation General Health Mag 4 Plus is a formula with increased bioavailability with extraordinary effectiveness. The different forms of magnesium come with their various benefits such as relaxation, cellular energy production and even protection of the heart. In addition, XPN's unique formula comes with added Vitamin B6, glycine and taurine to facilitate the calming effect, help with stress management, reduce cortisol and