Vitabiotics Original Cardioace Tablets have been scientifically developed to safeguard diet and help to maintain all-round health, with specific nutrients that contribute to the normal function of the heart and circulation. Vitamins B6, B12 and folic acid in the tablets contribute to maintaining normal red blood cell formation as well as normal homocysteine metabolism. The tablets include thiamin (vitamin B1) that contributes to the normal function of the heart. Magnesium and vitamin D in the pills contribute to normal muscle function. Magnesium also contributes to the normal functioning of the nervous system.