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. The safest form of vitamin A is beta carotene as mentioned above, and it can be taken in much larger doses. No matter what age you may be, you can feel safe to consume high amounts of vitamin A in the form of beta carotene. If you don t consume enough vitamin A in your diet, you ll end up with a deficiency. You can also eat different types of food that contain antioxidants as well, although supplements are the ideal way to get the right amounts of antioxidants. If you take in more antioxidants through food and supplements, there are a few benefits that you ll have, with the first being cell protection. Antioxidants can help to protect your cells from damage, which helps to fend off diseases. These days, you can find supplements more sophisticated than ever, available in many different forms such as liquid, capsules, pills, and teas. There are some that are still home grown, although they aren t as popular as those that are commercially supplied. In general, nutritional supplements are taken to help with diets that are missing vital nutrients and minerals. 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. Complex B vitamins also play an important role with maintaining muscle tone within the digestive tract, along with the health of the skin, nervous system, live, eyes, hair, and mouth. Folic acid is a B vitamin that has been proven to increase energy levels. Even though you can look for vitamins that provide energy, it would be in your best interest to find those that can be effective with fighting fatigue as well. There are vitamins, nutrients, and supplements that are great for fighting fatigue and helping the body stay alert.