Gintas Antanavicius, MD, FACS, FASMBS

Dr. G is a co-founder of BariBuilder. A US-based expert surgeon with over 10 years of bariatric experience, he regularly publishes research in medical journals like SOARD, Obesity Surgery, etc.

Gastric Sleeve, Diet

Eating One Week After Gastric Sleeve Surgery

It can be difficult to know what to eat in the first week when your body is first healing from gastric sleeve surgery. Learn how your body has changed, and what you can eat to ensure proper nutrition and safety.

Gastric Bypass, Revision

Is Gastric Bypass Reversal An Option?

As with any surgical procedure, there is always the possibility that gastric bypass surgery will not result in a desired or expected outcome. Some of these side effects can be so severe that a bariatric surgery reversal is considered.

Pre-Op Diet, WLS

Liver Shrinking Diet: What You Need To Know Before Bariatric Surgery

The time between the first consultation with the surgeon and surgery day should be used to help prepare the body and mind with the vast changes that will occur post-surgery. This includes the concept of a “liver shrinking diet” before surgery.

Gastric Sleeve, Diabetes

Is the Gastric Sleeve a Treatment for Diabetes?

The gastric sleeve procedure is one of the most common weight-loss surgeries performed today. It is known to be a very effective tool in weight loss, but it is less known that it can also have a dramatic effect in treating diabetes.

Gastric Bypass, Hair Loss

Gastric Bypass and Managing Hair Loss

After gastric bypass surgery you can, experience side effects if the body is not provided the right nutrients. One of these side effects is hair loss.

Gastric Sleeve, Pregnancy

Pregnancy After Gastric Sleeve Surgery

If you are a woman who has had gastric sleeve surgery and plan on getting pregnant or you already are pregnant, you probably have a lot of questions and concerns.

Gastric Bypass, Diabetes

Gastric Bypass and Diabetes: Is it a cure?

Beyond helping with weight loss, gastric bypass surgery can have a dramatic effect in treating type 2 diabetes. Research suggests that the vast majority of people who undergo a gastric bypass procedure achieve complete remission of their type 2 diabetes.

Gastric Sleeve, Alcohol

Gastric Sleeve and Alcohol: Can I drink?

Although there is not a definitive rule saying “you cannot have alcohol after bariatric surgery,” we need to understand how the body used to react to alcohol prior to surgery and re-assess how we should drink post-surgery.

Gastric Bypass, Pre-Op Diet

Getting Started With Your Gastric Bypass Pre-Op Diet

Even before your gastric bypass surgery is completed, you will need to start following a pre-op diet to help better prepare you for surgery.

Gastric Bypass, Dumping

Gastric Bypass Dumping: Symptoms, Signs, and Treatments

Gastric bypass dumping syndrome is an unfortunately common experience for many. It comes with a long list of symptoms that include diarrhea and nausea. Fortunately, it is preventable and manageable as you settle into life after surgery.

WLS Patients Need Personalized Bariatric Vitamin Regimens

Taking "one size fits all" vitamin regimens is a dangerous and all-too-common approach for bariatric patients.

Welcome to the BariBuilder Blog!

Introduction to the BariBuilder Blog