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90 30 50 diet plan for colonoscopy prep

Preparing for a colonoscopy can be smoother with the 90 30 50 diet plan. Consuming 90 grams of protein daily helps keep your energy up during the prep period. The 30 grams of fiber and 50 grams of healthy fats ensure you’re getting enough nutrients while following the necessary guidelines.

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Diet plan grocery list

  • Chicken breast
  • White rice
  • Applesauce
  • White bread
  • Boiled potatoes
  • Turkey breast
  • Broth
  • Saltine crackers
  • Cottage cheese
  • Jell-O
  • Plain pasta

  • Hard-boiled eggs
  • Vanilla ice cream
  • Canned peaches
  • Greek yogurt
  • Plain oatmeal
  • Mashed potatoes
  • Tilapia fillets
  • Canned pears
  • Zucchini
  • Canned green beans
  • Canned carrots

  • Canned beets
  • White grape juice
  • Gatorade
  • Plain bagel
  • Cream of wheat
  • White flour tortillas
  • Plain popcorn
  • Apple juice
  • Chicken broth
  • Scrambled eggs
  • Water

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Article Reviewed
• Written by Roxana Grabowska.
• Published on June 5, 2024.
• Updated on August 8, 2024.

Diet plan overview

Getting ready for a colonoscopy can be daunting, but the 90 30 50 diet plan for colonoscopy prep can help. This diet ensures you get 90 grams of protein daily to maintain energy during the prep process. The 30 grams of fiber help keep your digestive system on track, while 50 grams of healthy fats provide essential nutrients.

Sticking to this plan can make the preparation smoother and less stressful. It supports your body through the process, ensuring you stay nourished and ready.

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Foods to eat

  • Clear Broths: Chicken, beef, or vegetable broth to keep you hydrated and provide some nutrients.
  • Plain White Rice: Easy on the stomach and helps to keep you full without causing any irritation.
  • Gelatin Desserts: Opt for clear ones to stay in line with prep guidelines while satisfying a sweet tooth.
  • Apple Juice: A clear liquid that provides some sugar and energy without fiber.
  • Popsicles: Choose non-red or purple popsicles to avoid any confusion during the procedure.
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Fruits and vegetables are the one point of consensus—an oasis—in arguments about what to eat. Everyone agrees that eating more of them is a good idea.

Marion Nestle, PhD, MPH

Foods not to eat

  • Whole Grains: Brown rice, whole wheat bread, and oatmeal are too high in fiber for this period.
  • Raw Vegetables: Carrots, broccoli, and lettuce can be tough to digest and may interfere with prep.
  • Fruits with Seeds or Skins: Avoid berries, apples, and tomatoes to prevent residue in the colon.
  • Nuts and Seeds: Almonds, sunflower seeds, and flaxseeds can leave undigested particles in the digestive tract.
  • Dairy Products: Milk, cheese, and yogurt might cause bloating and should be avoided.

Main benefits

The 90 30 50 diet plan for colonoscopy prep ensures a clean colon by focusing on low-fiber foods that are easy to digest. It provides clear liquids and easily digestible foods that prevent residue build-up in the colon. This diet helps in maintaining hydration, which is crucial during the prep period. It also minimizes gastrointestinal discomfort and prepares the body effectively for the procedure.

90 30 50 diet plan for colonoscopy prep graph

📊 Nutrient breakdown of the 90 30 50 diet (Source)

How to budget on this diet plan

For the 90 30 50 diet plan for colonoscopy prep, clear broths and juices can be made at home in large batches and frozen in portions, saving you from buying expensive pre-made versions. Generic brands of clear liquids and gelatin are usually just as good as name brands and much cheaper. Purchase bulk packs of white rice and potatoes, which are cheap and can be prepared in advance. Planning ahead and buying sale items when they are available can help you stay within budget.

Download the FREE grocery list for this Diet plan

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7-Day Meal Plan for 90 30 50 Diet Plan for Colonoscopy Prep

Day 1

  • Breakfast: Plain oatmeal with canned pears
  • Lunch: Chicken breast with white rice and canned carrots
  • Dinner: Tilapia fillets with mashed potatoes and canned green beans
  • Snack: Applesauce and saltine crackers

Day 2

  • Breakfast: Scrambled eggs with a plain bagel
  • Lunch: Turkey breast with boiled potatoes and zucchini
  • Dinner: Plain pasta with cottage cheese and canned beets
  • Snack: Vanilla ice cream and canned peaches

Day 3

  • Breakfast: Greek yogurt with canned pears
  • Lunch: Chicken breast with mashed potatoes and canned carrots
  • Dinner: Tilapia fillets with white rice and canned green beans
  • Snack: Jell-O and saltine crackers

Day 4

  • Breakfast: Plain oatmeal with applesauce
  • Lunch: Turkey breast with plain pasta and zucchini
  • Dinner: Chicken breast with boiled potatoes and canned beets
  • Snack: Cottage cheese and canned peaches

Day 5

  • Breakfast: Cream of wheat with canned pears
  • Lunch: Tilapia fillets with white rice and canned carrots
  • Dinner: Turkey breast with mashed potatoes and canned green beans
  • Snack: Vanilla ice cream and saltine crackers

Day 6

  • Breakfast: Scrambled eggs with white bread
  • Lunch: Chicken breast with plain pasta and zucchini
  • Dinner: Tilapia fillets with boiled potatoes and canned beets
  • Snack: Greek yogurt and canned peaches

Day 7

  • Breakfast: Plain oatmeal with canned peaches
  • Lunch: Turkey breast with white rice and canned carrots
  • Dinner: Chicken breast with mashed potatoes and canned green beans
  • Snack: Jell-O and saltine crackers

Download the FREE grocery list for this Diet plan

Download the FREE grocery list for this Diet plan

Get grocery list
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⚠️ Keep in mind

As with any dietary change, it is recommended to consult with a healthcare professional or registered dietitian before changing your dietary habits.