In Phase 3, use of hCG stops, but food continues to be 100% organic. Other recommended activities include walking an hour a day or more, eating organic grapefruit, and doing breathing exercises. Scheduled doctor visits, buying organic foods and hCG can be very expensive for the average consumer, but wealthy people have paid to follow the plan, and the plan might work for people who can afford it. According to an analysis by Carrie Poppy of Skeptical Inquirer, the weight loss plan would cost the user up to $18,000 if followed to the letter.