In a nutrition study, when caloric intake was matched between groups but participants chose their own food, they reported eating slightly fewer calories, leading to minor weight loss.

“So for the food company that delivered the food, we absolutely match the caloric intake that we were delivering. But in a nutrition study, it doesn't come with a gavage. You can't cram the food down their throats. You have to let them eat what they want of what So we didn't actually publish what we delivered. We published what they said they ate. and they ate slightly fewer calories and they lost a small amount of weight on the side.”