This document discusses 7 diet secrets of celebrities that help them lose weight and stay fit. Some of the secrets include Jennifer Aniston following a diet that is 40% low glycemic carbs, 30% lean protein, and 30% essential fats. Kate Hudson lost 60 pounds after her pregnancy by switching to a higher protein diet and exercise. Oprah works out 5 days a week for 30 minutes and limits sugar and flour. Gwyneth Paltrow follows a macrobiotic diet avoiding sugar and dairy.