Surgery and Nutrition – Op. Dr. Metin Karadeniz

Post Bariatric Surgery Diet & Nutrition

Our aim after the surgery is to change the existing malnutrition habits and ensure that the person reaches her healthy weight. Especially in the first month, the diet that the person is accustomed to will change considerably. After the operation, there are 3 basic rules that a person should protect for a lifetime: Getting enough amount of correct fluid, getting enough protein and getting enough vitamins / minerals.

From the Day after Surgery to the Discharge Day (Hospital Nutrition): Clear Liquid Diet

In this process, non-concentrated and gas-free soups without grains are started in the hospital for 4 meals. To increase the nutritional value, it should be enriched with chicken / meat broth. If desired, acid-free juice or non-grained compote can be consumed. At least 1 liter of water should be consumed per day. All liquids should be sugar-free, non-fizzy and decaffeinated.

First 15 Days After Discharge: Full Liquid Diet

Easy to digest nutrition system is applied, which does not tire the stomach. Meals should contain dense protein and low fat. It should not be too cold or too hot, should be consumed at a temperature close to body temperature.
Grain-free, non-dense, gas-free soups are continued as 4 meals. To increase the nutritional value, it should be enriched with chicken / meat broth.
Diluted ayran, sugar-free, non-grained fruit compote, lactose-free milk, sugar-free, light and warm tea can be drunk.
At least 1 liter of water should be consumed per day.
In this process, it is necessary to start protein powder supplementation in the snacks. The liquid diet should be continued regularly every day throughout the period.
If a person has had metabolic surgery or gastric bypass, she starts supplying calcium during this period.

Second 15 Days: Puree Period

The nutrition program is continued with mashed (flowable) food.
It is continued to feed 4 times a day for 4 meals.
At least 1.5 liters of water should be consumed.
You can drink milk, ayran, yogurt, sugar-free compote, light tea and linden.
Gas-free, well-cooked vegetables, acid-free fruits are blenderized and eaten as puree.
Blenderized minced meat, chicken and fish, medium-boiled egg can be eaten.
Blenderized pulses can be consumed if the person has no complaints of gas.
In this process, regular multivitamin and mineral use is started.
First 1 month after surgery: Coffee, raw vegetables, acidic fruits and nuts are not consumed.

First Month After Surgery: Transition to Solid Food

Foods should be low-fat, low-salt and carbohydrate-poor.
Feeding is continued as 4 meals.
The most important thing in this process is to chew. Each bite should be swallowed 40 times and swallowed.
Half a slice of whole wheat bread can be added to the meals.
Raw vegetables (if they are chewed very well) and every fruit can be eaten.
Raw nuts can be preferred.
At least 2-2.5 liters of water should be consumed.
If there is no complaint of reflux or gastritis, 1-2 cups of coffee can be drunk daily.

Second Month and Later: Regular Diet

A normal nutrition program based on healthy nutrition principles is implemented.
Switch to 3 main meals and 3 snacks.
Meals should be protein-based.
It should take 20-30 minutes for each meal, chewing should not be forgotten
Continue to drink at least 2-2.5 liters of water.

Some Important Differences Between Surgeries

The use of multivitamin and mineral supplements takes 1 year after Gastric Sleeve surgery and it is taken once a day.
After metabolic surgery (diabetes surgery), the use of multivitamin and calcium supplements lasts for the first year and is taken 2 times a day.
After Gastric Bypass, multivitamin and calcium supplements last a lifetime and are taken 2 times a day.
The first fluid period diet after Gastric Bypass lasts 1 week and then passes to the pureed period.

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