Vitamin A is also known as an antioxidant, which makes it ideal to prevent cancer and anti aging. Along with these benefits, it also helps with your immune system as well. To get the proper absorption of vitamin A, you ll need to consume fat. Those of you who happen to be on a low fat or restricted diet, simply may not be getting the right amounts of vitamin A from your supplements that you may think. Although fruits and vegetables are the best sources for antioxidants, the problem with them is that they are produced by the use of chemical herbicides, pesticides, and different types of fertilizers. Over the years, studies have shown that fruits and vegetables which are organically grown are high in antioxidants, and boast a much higher concentration than those that have been produced commercially. As you work out or play sports your body will need more nutrition. Some good examples of supplements include protein, vitamins, and minerals. You can find them in many different foods, or use vitamins and nutritional supplements that contain them. If you are looking to lose weight, nutritional supplements may come in handy. They can also tell you which supplements are ideal to your health, and which ones you should include in your diet. Different people will have different needs and requirements, making it essential to get advice from a qualified professional. If you get the advice from a professional, you ll know what you can add to your diet. 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. You can take this vitamin with or without any food, as it can be found in supplement form or in many different juices. Along with being found in supplement and vitamin form, you can find vitamin C in broccoli, peppers, oranges, lemon juice, mustard greens, cauliflower, papaya, and parsley. Research in the past has shown that there really aren t any advantages to taking excessive amounts of this vitamin.