Overeating After Gastric Bypass: What Are the Risks?

March 18, 2019 — by Liza Pompa, MD
Tags: Gastric Bypass Overeating

A steak being preparedWhen people struggle with morbid obesity, they also face a number of general health issues such as diabetes, joint problems, and high blood pressure. Surgical weight loss procedures such as gastric bypass allow patients to shed pounds rapidly and improve their overall wellness and quality of life. Dr. Liza Maria Pompa Gonzalez has helped numerous patients in Tijuana, MX and San Diego, CA lose weight through bariatric surgery techniques.

After a gastric bypass, patients may still face some issues with keep their weight off and eating healthy. The team at LIMARP® would like to discuss overeating after weight loss surgery and what can be done about it.

Is It Possible to Overeat After a Gastric Bypass?


Even though gastric bypass surgery will restrict the amount of food you can consume in a single sitting, people can still overeat. This can take the form of frequent eating throughout the day or binging during meals despite feeing full.

We have complicated relationships with food. Sometimes we eat for emotional support and comfort, say during times of stress or sadness. It may all be a force of habit. Since weight loss surgery is about creating new habits, there are numerous ways to prevent and avoid overeating.

What Happens If I Overeat After Gastric Bypass?

If you overeat after weight loss surgery, you may face the following mild issues associated with indigestion:

  • Stomach aches
  • Nausea
  • Vomiting
  • Acid reflux/GERD
  • Gas
  • Dizziness
  • Diarrhea

The two primary problems that you must be mindful of are as follows:

  • Dumping Syndrome - Dumping syndrome happens when before it passes into the small intestine before it can be properly digested in the stomach.
  • Weight Gain - Eating too much after a gastric bypass can lead you to re-gain weight you’ve lost, cause a premature weight loss plateau, or even gain weight.

Chew Your Food Slowly

When people eat quickly, they sometimes doesn’t realize that they’re full until they’ve overeaten. If you chew slowly and really savor your meals, you will eat less and realize that you’re full sooner. This is a good idea regardless of your current weight.

Stop Eating When You’re Comfortably Full

You may want to finish everything that’s on your plate, but you really don’t have to. Get it boxed up or use a sealable container so you can save it for later. This is a sound way to avoid overeating, and making sure you stop eating once your hunger is sated.

Consider Portion Control

Portion control can make a major difference when it comes to how much you consume. Try using smaller plates and bowls to limit the amount of food you’re eating. Using smaller plates and bowls can even help trick yourself into thinking your meal is bigger than it really is.

Drink Water Between Meals

Hydration is essential for good health, which is why you should drink water between meals. The water will also help you feel fuller before eating, which can cut down on unnecessary snacking and excessing eating.

Speak with a Therapist About Your Eating Habits

Since our emotional and psychological relationship to food is complicated, it’s important that you speak with a therapist about these issues. They can go over your thought process regarding food and help you develop better habits and behaviors when it comes to eating and your coping strategies.

Learn More About Life After Weight Loss Surgery

For more information about eating and general wellness after gastric bypass, be sure to contact an experienced bariatric surgeon. Dr. Liza Maria Pompa Gonzalez and the LIMARP® team are here to offer insight and advice. You can reach our practice by phone at (866) 313-5773.

Toll Free from USA (866) 585-3298