Normally, anyone can take calcium supplements, although using them in high doses may cause different and adverse reactions. If you take calcium supplements in large doses, you may experience constipation, vomiting, nausea, a loss of appetite, a dry mouth, and a loss of appetite. If you start to have any of the above problems, you should immediately contact your doctor. To help you keep your heart healthy, most doctors recommend that you take additional supplements that contain vitamin E. They may also suggest that you eat foods that are naturally rich in vitamin E, such as nuts. Nuts have high amounts of vitamin E, and most of them taste great. You can find other foods that contain vitamin E as well, although nuts have the highest amounts. During this time, your body can absorb the nutrients better, as your digestive system will be stimulated with food. If you are using time released supplements, you should take them with food to ensure that they move through your body at the right pace and release the proper amount of nutrients and vitamins your body needs at the right time. The Role Of Vitamin B3 Niacin Vitamin B3 niacin is an essential vitamin for your body, and it is just one of the eight water soluble types of B vitamins. Nearly all of the B vitamin classes will help the body convert carbohydrates into sugar or glucose, which can then be burned to produce energy. Also known as complex B vitamins, B3 niacin are essential in helping the body break down protein and fat. Protein combines with vitamin A to make it stronger, and help it move through your body. On a normal day, you should be consuming around 5,000 international units (IU) of vitamin A. Depending on your health and your age, you may need to consume more or less. The safest form of vitamin A is beta carotene as mentioned above, and it can be taken in much larger doses. When consuming vegetables, you should always go for those that are rich in color, as they are high in what is known as phytonutrients. Phytonutrients are nutrients found in the skins of several fruits and vegetables, which give the food color as well as flavor and scent. Phytonutrients are quite simply the best types of antioxidant foods that you can find anywhere.