These days many people consume smoothies for a variety of reasons. Most people take them because they taste great and offer a variety of health benefits.Smoothies are a great option for people with kidney disease; the fluid helps hydrate the body and the fiber content helps normalize many body functions and helps sweep away kidney toxins.However, people with renal failure should know that smoothies are slightly different from juices; while both taste great, smoothies contain a higher concentration of fiber and nutrients which can help detox the body. When a smoothie is prepared in a blender, the entire fruit including the pulp is crushed. When making juices, the fibers and pulp are filtered and only the clear liquid remains. For kidney health smoothies are preferred over juices.Mmmmmmm, smoothies. The perfect breakfast or snack. But a lot of them contain too much potassium and phosphorus for folks with kidney issues need to avoid. To stay healthy, you need to know which ingredients to look for - and which to avoid.