Irrevocable Waiver Law and Legal Definition. An irrevocable waiver is a waiver that can't later be changed or revoked. A waiver or release gives up a right, such as releasing one from his/her liability for harm or damage that may occur from performing under a contract, or participating in an activity.
Although you should limit added sugars in your diet, you don't need to limit natural sugars in food, as these sugars are found along with fiber, vitamins and minerals. Potatoes contain three main types of sugars: fructose, sucrose and glucose.
Nutrients in Potatoes. Potatoes are low in calories and contain no cholesterol or fat. They are high in fiber, and contain significant amounts of vitamin C and potassium, as well as vitamin B-6 and iron. A medium potato will provide about 110 calories from it's carbohydrates, and about 8 percent of your RDA of fiber.