"First of all, the drug doesn't work unless you have a certain amount of fat in your diet, Most people that are on low-fat diets are eating a lot of carbohydrates."
"Well, Alli doesn't block carbohydrates. On the other-hand, if you are eating a lot of fat in your diet, you're going to end up saying to yourself, 'I thought I was already toilet trained' because 25 percent of the people use this drug get oily spotting."