But, we're sorry to say, that this one really takes the biscuit... and then sucks it directly of your stomach and into the loo to save on calorie intake.
Yes, you read that correctly. The AspireAssist device works by pumping food right out of the stomach, so that only a third of the calories are absorbed by the body.
The way it works is simple: Twenty minutes after eating, patients empty 30% of their stomach contents into the toilet through a tube attached to their abdomen.
Of course, the machine isn't without critics, while some are dubbing it 'bulimia technology', others are concerned that sucking out a third of stomach contents will lose valuable nutrients.
Watch the video above to find out more.