Vitamins and minerals provide our body with essential nutrients and keep us in good health. (Read how to get essential vitamins from foods). While we need to take all of them from different sources it is important to keep a track of what we eat to monitor how much of each vitamin are we getting as each of them has a different function. Vitamin A which is responsible for healthy hair strong bones and tissues good vision and beautiful skin is found in various foods. Vitamin A is also packed with beta-carotene and antioxidants -- read how they prevent cancer.