Gastric Bypass Diet: A Step-by-Step Guide

The diet for gastric bypass is a very particular one, and your bariatric care team will have specific protocols for how you should eat in the different postoperative stages. After gastric bypass, your stomach will be much smaller and you will feel full quickly, even with liquids. The gastric sleeve diet and the gastric bypass diet have a fairly similar concept, so don't hesitate to use it as a guide for either surgery. A macroeconomic breakdown of the diet for long-term gastric bypass would be something like 35% protein, 45% fat and 20% carbohydrates.

Balsama is an expert in the most recent bariatric procedures and offers techniques such as gastric bypass, sleeve gastrectomy and bariatric revision procedures to his patients in the South Jersey area. The phases of the gastric bypass diet consist of a liquid diet for 0 to 2 weeks, soft foods in puree for 2 to 4 weeks, soft foods for 1 to 3 months, and solid foods for 4 months or longer. During this period, we also want you to start incorporating protein shakes into your diet for gastric bypass. Patients who have passed one year since gastric bypass should consume approximately 50 grams of carbohydrates a day and, most importantly, less than 15 teaspoons of sugar.The gastric bypass diet is divided into four stages that are designed to help you adjust to your new lifestyle.

Each stage has its own set of rules that you must follow in order to ensure that you are getting the proper nutrition and that your body is healing properly.

Stage 1: Liquid Diet

The first stage of the gastric bypass diet is a liquid diet. This stage typically lasts from 0-2 weeks after surgery. During this time, you should only consume liquids such as water, broth, sugar-free juices, sugar-free popsicles, sugar-free gelatin, and sugar-free tea or coffee. You should avoid any drinks that contain sugar or caffeine as these can cause nausea or vomiting.

Stage 2: Pureed Foods

The second stage of the gastric bypass diet is pureed foods.

This stage typically lasts from 2-4 weeks after surgery. During this time, you should only consume pureed foods such as mashed potatoes, applesauce, oatmeal, yogurt, cottage cheese, and pureed meats. You should avoid any foods that are hard or crunchy as these can cause nausea or vomiting.

Stage 3: Soft Foods

The third stage of the gastric bypass diet is soft foods. This stage typically lasts from 1-3 months after surgery.

During this time, you should only consume soft foods such as cooked vegetables, cooked fruits, eggs, fish, poultry, and soft cheeses. You should avoid any foods that are hard or crunchy as these can cause nausea or vomiting.

Stage 4: Solid Foods

The fourth and final stage of the gastric bypass diet is solid foods. This stage typically lasts from 4 months or longer after surgery. During this time, you should only consume solid foods such as cooked vegetables, cooked fruits, eggs, fish, poultry, and soft cheeses.

You should avoid any foods that are hard or crunchy as these can cause nausea or vomiting. It is important to remember that the gastric bypass diet is designed to help you adjust to your new lifestyle and ensure that you are getting the proper nutrition and that your body is healing properly. It is important to follow each stage of the diet carefully in order to ensure that you are getting all of the nutrients that your body needs.

Genevieve Szulimowski
Genevieve Szulimowski

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