Green Zucchini is packed with many important vitamins, minerals, and antioxidants. It has high fiber content and a low-calorie count. Fiber plays an important role in digestion and may limit the likelihood of suffering from a variety of GI issues. Zucchini has a mild flavor, slightly sweet and slightly bitter, with a rich feel. The sweetness in zucchini becomes more evident when it is cooked. Cooking also serves to soften zucchini, although it is tender to bite into even raw.