Dried kale is almost as nutritious as fresh kale, it is certainly easier to come by, easier to eat, and can be added to a seemingly unlimited number of dishes. Dried kale still has high levels of many vitamins and minerals including: vitamin A. vitamin K. Kale is high in antioxidants, such as vitamin C, which may help fight oxidative damage to the body. Oxidative damage plays a role in many illnesses, including cancer, heart disease, and diabetes. Its high fiber content can help improve digestion and ease constipation.