A Cochrane review found intermittent fasting did not beat standard diet advice for weight loss. A separate trial found it matched calorie restriction but felt less restrictive. Experts advise a case-by-case approach given limited evidence.
A new Cochrane review analyzing 22 randomized clinical trials involving 1,995 adults found intermittent fasting produces no clinically meaningful weight loss compared to traditional dietary advice or no intervention.
A new Cochrane review of 22 randomized trials finds intermittent fasting produces little to no meaningful weight loss compared to traditional dietary advice or no intervention in overweight or obese adults.