Good for your bones, teeth & immune system† We've added the sunshine vitamin (vitamin D) to our Medium Atta as it's good for your bones, teeth and immune system.† †Vitamin D contributes to normal absorption/utilisation of calcium and phosphorus. Vitamin D contributes to the maintenance of normal bones. Vitamin D contributes to the maintenance of normal muscle function. Vitamin D contributes to the maintenance of normal teeth. Vitamin D contributes to the normal function of the immune system. Elephant Atta medium chapatti flour is low in saturated fat. Reducing the consumption of saturated fat contributes to the maintenance of normal blood cholesterol levels.