Conference Coverage

How to reverse type 2 diabetes with a crash diet: the DiRECT approach

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A new approach

M. Alexander Otto

Dr. Alvin Powers

This study really proposes a new approach to people who have recent-onset type 2 diabetes. Our current approach is to recommend reduced caloric intake, exercise, and medication. It’s usually viewed as a progressive disease, with some individuals eventually requiring insulin. These remarkable results were obtained in the real world of clinical practice, not in a research study.

Alvin Powers, MD, is director of the diabetes center and a professor of medicine at Vanderbilt University, Nashville. He moderated the presentation and had no relevant disclosures.


 

REPORTING FROM ADA 2019

Seventy-percent of type 2 diabetes patients who lost more than 33 pounds on a liquid diet over a few months, and kept it off, were free of the disease at 2 years, according to United Kingdom investigators.

M. Alexander Otto/MDedge News

Dr. Roy Taylor

The odds of remission – meaning a hemoglobin A1c below 6.5% on repeat testing, off all medications – were directly related to the amount of weight patients lost; 60% of subjects who lost 22-33 pounds were free of type 2 disease at 2 years, versus 29% who lost 11-21 pounds, and 5% who lost less than 11 pounds.

“If people lose” around 30 pounds “and keep it off for 2 years, there’s a two-thirds chance of them escaping type 2 [diabetes]. People want to understand their options, and this is an option. This is very good news for people with diabetes,” said senior investigator Roy Taylor, MD, a professor of medicine and metabolism at the University of Newcastle, Newcastle upon Tyne, England, who presented the findings of the Diabetes Remission Clinical Trial (DiRECT) at the annual scientific sessions of the American Diabetes Association (Lancet Diabetes Endocrinol. 2019 May;7(5):344-355).

A subgroup analysis he also presented found that beta cell function rebounds rapidly after weight loss and is pretty much normal at 2 years, so long as people keep the weight off.

The study is rooted in previous work by Dr. Taylor and his colleagues that found that very low-calorie diets normalized fasting plasma glucose in just 7 days in patients with type 2 diabetes due to a rapid fall in liver fat content and subsequent restoration of insulin sensitivity. That and other findings suggested that fast weight loss – instead of the traditional gradual approach – might help.

He and his team randomized 149 volunteers from primary care practices in the United Kingdom to standard care, and 149 others to rapid weight loss; more than a quarter of the patients who were asked agreed to participate.

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