First long-term study on calorie labeling shows strategy effective in reducing weight gain by 50%

Recent guidance from the United States' Affordable Care Act and the United Kingdom's Responsibility Deal encourage calorie labeling in chain restaurants, yet there have been mixed results as to the effects of calorie labeling on consumers' meal choices and weight status. This first-ever, long-term study on calorie labeling shows that consistent exposure to prominent calorie labeling of main meals reduced the likelihood of young adults gaining any weight over a one-year period by 50%.