Before a colonoscopy, it is recommended to follow a low-fiber diet starting about 2 to 5 days before the procedure and then switch to a clear liquid diet the day before.

Foods to Eat Before a Colonoscopy (2-5 days prior)

• Low-fiber foods such as:
  • White bread, white rice, white pasta, and plain biscuits
  • Well-cooked, tender lean meats like beef, lamb, ham, poultry, fish, and eggs
  • Cooked or canned fruits without skins or seeds (e.g., peeled apples, ripe bananas, melons)
  • Well-cooked vegetables without seeds (e.g., carrots, green beans, spinach, potatoes without skins)
  • Dairy products like milk, low-fat cheese, custard, plain yogurt (without seeds or nuts), sherbet, and low-fat ice cream
  • Clear juices without pulp (e.g., apple juice, white grape juice)
  • Plain cereals made from refined flour (e.g., cornflakes, rice cereal)
  • Clear soups and broths
  • Avoid nuts, seeds, whole grains, dried fruits, raw vegetables, tough meats, and high-fiber foods

Foods and Drinks to Avoid Before Colonoscopy

• High-fiber foods: whole grains, nuts, seeds, dried fruits, legumes, raw vegetables, and fruits with skin or seeds
• Tough or fatty meats
• Brown or wild rice
• Dairy products with seeds or nuts
• Colored gelatin or drinks with red, orange, or purple dyes

Clear Liquid Diet (Day Before Colonoscopy)

• Water, clear broths (chicken, beef, vegetable)
• Clear juices without pulp (apple juice, white grape juice, lemonade without pulp)
• Black coffee or tea (no milk or cream)
• Clear sodas (cola, ginger ale, 7-Up) avoiding red, orange, or purple colors
• Yellow or green gelatin (no fruit pieces)
• Popsicles and Italian ice without red, orange, or purple coloring
• Hard candies without red, orange, or purple dyes

After the procedure, start with light meals and gradually return to your normal diet as tolerated. If you have any doubts or specific dietary restrictions, always confirm with your healthcare provider to ensure the best preparation for your colonoscopy