Natural Factors Super Cod Liver Oil is a rich source of vitamins A and D for the maintenance of good health and for the development and maintenance of healthy bones and teeth. The convenient dosage of one softgel daily helps maintain eyesight, skin, membrane, and the immune function.Medicinal IngredientsNon-Medicinal IngredientsSoftgel (gelatin, glycerin, purified water).Helps in the absorption and use of calcium and phosphorus, and in the normal development and maintenance of bones and teeth. Helps maintain eyesight, night vision, skin, membranes, and immune function. Helps prevent deficiency in vitamins A and D. A factor in the maintenance of good health. Calcium intake, when combined with sufficient vitamin D, a healthy diet, and regular exercise, may reduce the risk of developing osteoporosis.