Zucchini contains beta-carotene, which the body converts to vitamin A, which helps with cell development in the eyes. Zucchini also contains lutein and zeaxanthin, antioxidants that can help improve vision and reduce the risk of age-related eye diseases. Zucchini is high in fiber, which can help improve heart health. Zucchini also contains folate, which can help reduce the risk of heart disease. Zucchini is low in calories and high in water, which can help you feel full longer. The fiber in zucchini can also reduce hunger and cravings.