However, many orthodox medical doctors, who have had very little training in nutrition, don't see eye to eye with Hippocrates' statement and don't support the idea that food has real healing powers.  Some Basic Science: In recent years scientists have discovered that foods contain "phytochemicals", a fancy name for naturally occurring chemicals.  Those that are red in color, such as tomatoes, watermelon, and pink grapefruit contain lycopene.  Healing Foods  Do you remember, as a child, being told by your mother to eat all your China DHA Factory carrots because they are good for your eyes? Later on in life, you may have been told that this was just an "old wives tale".  Phytochemicals are substances that have properties that can aid in disease prevention and even cures.  Fruits and Vegetables  In fruits and vegetables you can tell which of the main phytochemicals they contain by their color.  -So here's the paradox: If food is necessary to keep you alive, then why can't it be used as a healer?  Fortunately, there is much documentary scientific evidence to show that food indeed is a very powerful healer for a vast array of ailments and gets to the root cause of illness.  The most commonly known phytochemicals are the antioxidants. Free radicals can damage cells in our bodies and lead to disease.. This is not the same as nutrients, which we all know are the substances necessary for sustaining life. Antioxidants protect our cells from damage from toxic substances and from free radicals, a by-product produced by our bodies converting oxygen into energy.  Indoles can be found in the green vegetables, broccoli, cabbage, and kale.  Purple fruits and vegetables such as blueberries, grapes, and eggplant contain anthocyanins.  Allicin can be found in garlic, onions, and chives. Antioxidants protect the body from oxidation and reduce the risk of acquiring many of our common ailments. Fruits and vegetables that are orange in color, such as carrots, cantaloupes and mangoes contain beta-carotene.  Yellow fruits and vegetables such as pineapples, oranges, & peaches contain beta cryptothanxin. Guess what, recent studies have shown that Mom was right! Foods can prevent eye disease, heart disease, arthritis and more.  Around 400 years ago Greek physician Hippocrates made the statement:  'Let your medicine be your food and your food be your medicine', which is regarded by many to be true to this day. Scientists have identified thousands of these chemicals in the foods we eat and a single serving of fruits or vegetables can contain as many as one hundred different phytochemicals