Individuals Stopping Slimming Medications Gain Back Pounds Far More Rapidly Compared to People Using Diet and Exercise

A recent study reveals that patients who discontinue blockbuster slimming jabs like semaglutide or tirzepatide can put back on lost weight far faster than those who halt traditional diet and exercise plans.

Published data in a leading health publication demonstrates that while obese individuals can lose substantial amounts of their body weight while using the jabs, the mass comes back at an average rate of nearly a kilo each month once they quit.

"Users using such medications should be informed of the risk of rapid rebound weight gain when the therapy ends," cautioned lead investigator Dr. Susan Jebb.

That rate of recovery suggests a reversion to original weight within about 18 months.

Weighing Approaches

The study, which examined 37 of studies involving thousands of participants, contrasted the results of the injectable medications with conventional dieting.

Researchers note that people who shed pounds through dieting generally see a slower creep back—perhaps 0.1 kg a month—after stopping.

Understanding the Fast Regain

Experts propose the mode of action of the injections explains the amplified weight return.

These medications imitate a body's own chemical called glucagon-like peptide-1, which helps regulate feelings of fullness.

"Sustained high doses of GLP-1 concentrations far above than normal may cause the system to generate a reduced amount of its endogenous GLP-1, and may also lessen sensitivity to its actions," explained Dr. Adam Collins, a nutrition specialist.

"Stopping of this hormone supplement results in hunger is no longer kept in check, making excessive eating far more likely."

A Chronic Issue?

The NHS recommend the jabs for people with obesity-related medical conditions, accompanied by recommended diet and exercise modifications.

A number of clinicians argue that, given the high risk of weight regain, the therapy is often long-term.

This view is reinforced by drug manufacturers, who note that the results "highlight the long-term character of excess weight," similar to managing diseases like diabetes.

Patient Experiences

People who have come off the medication report a intense resurgence of cravings.

"It was like a switch activating and I was suddenly extremely hungry," described one woman.

This difficulty is worsened if individuals have not developed lasting lifestyle or habit changes during treatment.

Growing Adoption

Survey data show that millions of people in the UK have used weight-loss jabs in the past year, with demand being substantial.

• Adoption is more common among women compared to males.
• The middle-aged age group shows the greatest level of interest.
• A large proportion access the drugs through private healthcare rather than the NHS.

Finally, researchers caution that while GLP-1 drugs are effective tools for shedding pounds, they are not a standalone solution and long-term success hinges on ongoing lifestyle changes.