Full Liquid Diet includes foods that are liquid at room temperature and also semi-solid foods.  Full Liquid Diet is prescribed after Clear Liquid Diet.  It is given to patients who have difficulty in chewing and/or swallowing and/or unable to digest solid foods.  Full Liquid diet is given for 2-3 days.  If used for longer periods, nutritional supplements are given.  Cream soup, broth, juices,... 

Clear Liquid Diet includes food that is clear and liquid at room temperature. Clear Liquid Diet provides water, carbohydrates, sodium, and potassium. It is inadequate in energy and other nutrients. Clear Liquid Diet provides 400-500 Kcal. It provides an oral source of liquids which are easily absorbed and leave minimal residue in the gastrointestinal tract. Clear Liquid Diet is used after surgery...