Fruits are an excellent source of essential vitamins and minerals, and they are high in fiber. Fruits also provide a wide range of health-boosting antioxidants, including flavonoids. Eating a diet high in fruits and vegetables can reduce a person's risk of developing heart disease, cancer, inflammation, and diabetes. Regular fruit consumption as part of a healthy diet may also help: control blood pressure and cholesterol. improve gut and digestive health. protect against certain types of cancer.