Waist Reduction Timeline Estimator Waist Reduction Timeline Estimator Estimate how long it might take to reach your waist size goal. Current Waist Size (inches) Goal Waist Size (inches) Gender Male Female Height (inches) Weight (lbs) Planned Daily Caloric Deficit Small (250 calories / day) Moderate (500 calories / day) Large (750 calories / day) Estimate Timeline Your Estimated Timeline 0 weeks Download Full Report (PDF)