Foods to Eat and Avoid


  • Clear liquid diets allow for foods you can see through such as jelly, broth, soda and ice cream.
  • Solid foods and opaque liquids such as meat, fruit and milk are out of limits on a clear liquid diet.
  • Clear liquid diets are thought to be temporary and are dangerous to follow in the long run.
  • Visit the Insider Health Reference Library for more tips.

A clear liquid diet is often recommended prescribed before a patient undergoes gastrointestinal procedures such as colonoscopies or endoscopies. Strict consumption of clear fluids reduces residues in the intestinal tract, which helps doctors perform the necessary medical procedure.

You can even be blue to follow the diet to manage certain digestive disorders, such as diarrhea or vomiting, he says James J. Farrell, MD, advanced doctor of endoscopy at Yale Medicine and professor of medicine at u Yale School of Medicine. Diet allows for your bowels rests and heals from comfort.

A clear liquid diet does not provide adequate calories and nutrients and should not be followed for longer five days. Otherwise, it may pose risks to your health.

Here’s what you can eat on a clear liquid diet and why you shouldn’t follow it for an extended period of time.

What can you eat on a clear liquid diet?

No solid food of any kind is allowed while you are on the clear liquid diet. “If you can see through the ‘liquid’, it’s probably safe to follow, like tea or jelly. Even solids that melt into clear liquids can be acceptable, like hard cakes or ice creams,” says Farrell.

Here’s one guide on what you can and cannot eat on a clear liquid diet:

In some cases, the doctor will make adjustments about what you cannot eat, depending on the medical procedure. For example, you are required avoid food and beverages with red or purple food colors for colonoscopies because it can be confused with blood, says Farrell.

A clear liquid diet can make you feel hungry or tired because does not provide provide you with the necessary calories and nutrients, then take it easy and avoid extreme physical activity. To feel full, drink plenty of water and eat often during the day.


Health risks of a clear liquid diet

Because the clear liquid diet limits the consumption of solid foods and has a limited nutritional value, you can suffers from malnutrition if you follow him for a long period or without medical supervision. Malnutrition can affection the function of every organ system in the body. Its initial symptoms include fatigue and weakness.

People with

should monitor blood sugar more often when they follow a clear liquid diet, says Farrell, because they have one increased risk to develop hyperglycemia (high blood sugar) and hypoglycemia (low blood sugar). If you have diabetes, consult your primary care provider about any necessary adjustments to your insulin doses.

“If a clear liquid diet is medically necessary, individuals with [previous or present] eating disorders she should discuss her eating disorder with her doctor and have the support of her family and a therapist or psychologist to prevent a relapse, ”she says. Janet Lydecker, PhD, psychologist and eating disorder expert at the Yale School of Medicine. Otherwise, they may begin to restrict their eating too much after it is no longer needed.

Be sure to follow the diet carefully before your medical procedure because your incomplete intestinal preparation may give an inaccurate examination, says Farrell.

Take away the Insider

You may be required to follow a clear liquid diet if you have certain digestive disorders or are in the process of undergoing gastrointestinal procedures such as colonoscopies or endoscopies. In this diet, you can consume only clear liquids that do not contain solid food particles.

Failure to follow a clear liquid diet can result in an inaccurate test and require you to reschedule the procedure for another time. Avoid following the diet longer than the doctor has prescribed, otherwise you may experience malnutrition.

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