From there, you can combine ingredients to your liking. A smoothie is a beverage made by puréeing ingredients in a blender. A smoothie commonly has a liquid base, such as fruit juice or milk, yogurt, ice cream, or cottage cheese. Other ingredients may be added, including fruits, vegetables, non-dairy milk, crushed ice, whey powder, or nutritional supplements. Health and nutrition experts worldwide suggest consuming liquid food for better digestion. Smoothies contain blended fruits and vegetables in liquid form that make it easier for the body to break them down. Helps you lose weight. Healthy smoothies just may be the secret to losing weight - and keeping it off. Prevents dehydration. Makes you feel full. Controls cravings. Supporting your regular bowel movements. Helping your gastrointestinal system stay healthy. Decreasing your cholesterol levels. Stabilizing your blood sugar levels.