Green zucchini is low in calories but rich in essential nutrients. It is a good source of dietary fiber, vitamin C, vitamin A, vitamin K, and various minerals like potassium, manganese, and magnesium. It also provides small amounts of other vitamins and minerals. Green zucchini is high in dietary fiber, which is important for maintaining a healthy digestive system. Fiber promotes regular bowel movements, aids in digestion, and supports a healthy gut microbiome.