ProBasic Based on mineral salts, alkalizing carbonates and bicarbonates, vitamins, and coenzyme Q10, it is the optimal solution for facilitating proper acid-base balance and physiologically improving athletic performance. In particular, zinc contributes to normal acid-base metabolism, selenium and vitamins C and E protect cells from oxidative stress, while calcium and magnesium promote normal muscle function. AVERAGE CONTENT Per 4 tablets % NRV Calcium carbonate 1200 mg of which calcium 420 mg 52.5 Magnesium carbonate 960 mg of which magnesium 230 mg 61 Selenium 64 mcg 116 Zinc 12 mg 120 Vitamin C 120 mg 150 Vitamin E 16 mg 133 Vitamin B6 1.9 mg 136 Vitamin B12 3.3 mcg 132 Coenzyme Q10 48 mg Sodium bicarbonate 1040 mg of which sodium 304.7 mg We recommend taking 4 tablets a day, with plenty of water.