You are already walking the path of healthier life. Entering into new healthier life would be thrilling but challenging as well. You need to follow a strict diet specifically post-surgery, which is geared towards recovering and avoiding further damage to the body. Further, the diet should help you adapt to weight loss and a healthier lifestyle.

The success of the surgery is in your hands. You have to make healthier food choices and increase physical exercise. Gastric Sleeve Surgery procedure brings a physical change in the digestive system and making a major impact on the process of weight loss.

Gastric Sleeve Surgery

This procedure is new as compared to other bariatric procedures but has gained popularity in a very short span of time. It is gaining accreditation given to the fact that it has a very low impact on the digestion. But patients need to understand that it is just a help, and they need to maintain an appropriate diet. It should be considered as a tool and not as a solution.

Related Read: Answering 7 Frequently Asked Questions about Gastric Sleeve Surgery

Impact of the Gastric Sleeve on the Digestive System

This procedure is less complicated where the size of the stomach gets reduced by up to 85%. This surgery is beneficial as it does not require various implants or new routes to the intestine. Although the size of the stomach has been reduced, it still has far-reaching impact. Now the stomach holds less food and fluid than the normal stomach. A normal stomach has a greater capacity to hold food and can even stretch. But after the surgery stomach cannot remain flexible. This is the reason for the weight loss. During the surgery, the portion that secretes the hormone sending the signal of feeling full gets removed. Post surgery you will get feeling of fullness when you are actually full, stopping you from overeating.

Related Read: 5 Tips to Reduce Stomach Stretch Post Gastric Sleeve Surgery

Nutritional Goals after Surgery

Patient must make nutritional goals after the surgery. Goals must be realistic and according to the plan given by the bariatric surgeon. Following are listed below:

  • Including the appropriate amount of proteins which will prevent muscle loss.
  • Staying hydrated, consuming enough fluids to maintain hydration levels.
  • Taking appropriate amount of essential vitamins and other nutrients, considering the limited capacity of the stomach.
  • Increasing the physical activities.

Recommended Diet after Gastric Sleeve

As compared to other bariatric surgery, gastric sleeve requires less adjustment to your diet. After this procedure, generally, individuals are required to pass through four stages before shifting back to the normal diet. These stages help you get enough nourishment for recovery.

Stage –I

You need to begin with clear fluids such as water, unsweetened juices without pulp, clear vegetable or chicken broth, Decaf tea or coffee etc. You must avoid carbonated or sweetened beverages.


If everything goes fine in the Ist stage, your surgeon may ask you to add thicker drinks in your diet chart. You can add protein shakes, soups, Greek yogurt, sugar-free thick juices etc.

Related Read: 5 Essential Nutrients Post Gastric Sleeve Surgery


At this stage, your surgeon may ask you to add pureed food. You can have sugar free or low fat pureed food. You may include meat and some vegetables which are non-fibrous. You can have silken tofu, cooked & pureed fish, soft scrambled egg, mashed banana, hummus and Greek yogurt. At this stage, you need to completely avoid high-fat dairy and hard to digest food.

Stage – IV

After a month post-surgery, your surgeon may ask you to include solid food in your diet. This is the time you need to focus completely on having a healthy diet and prohibit from eating high sugar, fatty or high – carb food. Your food list can include well-cooked chicken, non-fibrous vegetable, sweet potatoes, low-fat cheese, fruits and low-sugar cereals.

Now, as you have started including solids in the diet, you can make your long-term diet plan. Keep a focus on lean meat, vegetables, high protein food and nutrient-dense options. Avoid eating and drinking at the same point. Explore the various physical exercises that you would like to pursue. Avoid non-nutrient calories.

Takeaway Points

It’s important to follow the diet plan prescribed by your surgeon both pre and post surgery. The diet plan ensures that you move towards recovery and a healthy lifestyle. The success of weight loss procedure majorly depends on what type of lifestyle you lead. The better lifestyle you choose better results you get on weight loss. Guidance of bariatric surgeon can be life-changing. To schedule an appointment with our expert surgeon, contact us on 08 6558 1901.

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