8 of the healthiest fruits Grapefruit. Grapefruit is one of the most nutritious fruits that you can eat. ... Pineapple. These sweet, tropical fruits are rich in vitamins, enzymes and antioxidants and are low in calories - despite tasting so sweet. ... Blueberries. ... Apples. ... Pomegranates. ... Strawberries. ... Lemons. ... Watermelon. Feb 9, 2021