Mgvita is composed of mineral amino acid blend providing 150 mg magnesium together with 5 mg vitamin B6. Magnesium is called the "anti-stress" mineral. It promotes relaxation, supports nerve conduction and helps induce restful sleep. Magnesium also assists in the purification of body tissue and enhances energy levels. Supplementing with magnesium can also help increase the absorption of calcium in people who are magnesium deficient supports vitamin D metabolism and muscle function magnesium amino acid chelate with vitamin B6 reduces stress.