The prominent medical publisher BMJ Group has retracted a study that found apple cider vinegar could help people achieve dramatic weight loss.

A press release from the group cited "concerns raised about the quality of the work," as the overarching reason for yanking the March 2024 study, published in the journal BMJ Nutrition, Prevention & Health .

The retraction was expected by many nutrition experts, who have long questioned claims that this kind of vinegar could remedy ills including obesity, diabetes, and even cancer.

"The big surprise is why the BMJ accepted the study in the first place," says Marion Nestle , professor emerita of nutrition and food studies at New York University.

"An apple a day may keep the doctor away," Nestle says, "but apple cider vinegar as a superfood?

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