To prevent chronic diseases, fruits and especially vegetables are very important. Vegetables especially have the antioxidants, minerals, and phytochemicals in the correct combination that help keep the blood sugar in balance, create better energy in the body, and along with fruits build up the immune system.Each color found in fruits and vegetables focus on building the immune system in its own way. It is important to get a variety of colors, so that you will get a full range of phytochemicals (beneficial plant chemicals) in your daily diet.