3 Day Mayo Diet Menu: Meal Plan, Safety & Realistic Results What Is the 3 Day Mayo Diet? Despite its name, the “3 Day Mayo Diet” has no affiliation with the reputable Mayo Clinic. This short-term, very-low-calorie diet (≈800-1,000 calories/day) claims rapid weight loss by combining mayonnaise with specific proteins, vegetables, and fruits. It’s often … Continue reading 3 Day Mayo Diet Menu: Meal Plan, Safety & Realistic Results