Dont waist you'r precious energy and time with this particular diet YET. I had done it for 40 days straight 10 years ago from day one IT WAS HELL.you need to learn more about health related topics of healing first. READ ASK STUDY then down the road you can start fasting WITH EXCELLENT KNOLEDGE. Remember Ive been searching diligently for 10 year's and more.By the way YOU DOCTOR probley knows hardly anything about alternitive health proceedures--Master cleanser being one of them.