Research has proven that taking more than 100 mg daily for an extended period can cause damage in the immune system. Older folks on the other hand, can benefit from taking zinc if they have a deficiency. The supplement can actually help older people bring their intake back up to the levels they should be at. Nutritional Supplements For many years, people have been talking about and taking nutritional supplements. What started out as natural herbs, has now grown into a trend that people use on a daily basis. These days, you can find supplements more sophisticated than ever, available in many different forms such as liquid, capsules, pills, and teas. Depending on your current health situation, it may be in your best interest to take vitamin C supplements along with vitamin E. Together, the combination of the two will work side by side, and enhance their overall impact on your body and your health. Vitamin C is well known as an antioxidant, protecting your skin from the harmful damage of UV rays. 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. 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.