However, raspberries, cranberries, blueberries, and blackberries are also good antioxidant foods that are rich in proanthocyanidins which help prevent cancer and heart disease. Broccoli Another excellent antioxidant foods are green leafy vegetables. Your mom always say, "Eat your broccoli." Believe me, your mom is not out to torture you by making you eat veggies you hate. Some antioxidant fruits may have more antioxidant content compared to other fruits. Others may have nutrients with antioxidant properties, others may only have vitamins. But whatever the case, it is still quite clear that antioxidant fruits are good for the health. The human body derives its energy from the utilization of nutrients and oxygen as fuel. Now, I'm sure you know what free radicals are. This is probably not the first time you've heard about it. But for the sake of those who have only just stumbled on the term, free radicals are those unstable chemical substances that are highly reactive and are by-products of the process of oxidation in the body. Antioxidant support plays a key role in the defense mechanisms of the body. The most common antioxidant supports are in the form of vitamins, specifically vitamin A, vitamin C, and vitamin E. In addition, there is good evidence that bilirubin and uric acid can act as antioxidant support to help neutralize certain free radicals. But what exactly do antioxidant vitamins do? Oxygen radicals are everywhere because we live in an atmosphere that contains oxygen. Oxidation is a process that naturally occurs in the body and a natural consequence of it are the radical particles that have since been dubbed as "free radicals." Scientists point to these so-called free radicals as the culprits when it comes to most degenerative diseases. Have you ever wished to improve your health overall and once and for all? If you answered yes, then look out, because that answer's now! Today's medical science has led to several wondrous discoveries about our health and the food we eat. You might be familiar with the saying, "An apple a day keeps the doctor away.