Before you jump into the fad, Dr. Siegal’s cookie diet does it work should be the question that you must be thinking about. The truth of the matter is, this diet fad will not make a name in the industry if it is not worth anything. Definitely, this truly works well for people who would like to lose weight in a delicious manner. Even though it was not given any advertisement or promotion, many people are into this craze. But of course, dedication and discipline is obligatory in order to see the good result that this has to bring. This diet works by permitting dieters to eat the cookies when they are hungry during the day.