PEOPLE on weight-loss jabs start piling the flab back on just two months after they stop taking them, research shows.
work well for those who have failed other methods or are very large.
However, can start up again once the treatment ends.
A review of 11 studies covering more than 2,000 slimmers found they off for at least four weeks after stopping, but started putting it back on by the eight-week mark.
And their tended to continue for five months before it stabilised.
Patients who took popular fat jab regained almost half the weight they had lost while on the drug.
Study author Dr Xiaoling Cai, from Peking University People’s Hospital in China, said: “Weight regain is common, so it is necessary to establish long-term anti-obesity treatment.”
Katherine Jenner, director of Britain’s Obesity Health Alliance, said: “This underlines why we can’t medicate ourselves out of the obesity crisis.
“Without tackling the root causes, people are left swimming against the tide.”
A separate study at suggested many fat jab patients regain all the weight they lose within two years of stopping medication.
NHS prescriptions for jabs like and Mounjaro hit 2.7million in England last year - and more people are buying privately, potentially missing out on and lifestyle advice.
