Calorie Deficit Calculator
Calculate your calorie deficit, TDEE, and macros to support weight loss using the Mifflin-St Jeor Equation.
About the Calorie Deficit Calculator
Achieve your weight loss goals with our Calorie Deficit Calculator, using the Mifflin-St Jeor Equation to estimate TDEE and a 500–1000 kcal/day deficit for safe fat loss. Macros are based on CDC guidelines (1.6 g/kg protein, 40% carbs, 25% fats). Try our TDEE Calculator for maintenance or consult a nutritionist for personalized plans.
Disclaimer: This tool is for informational purposes only. Consult a healthcare professional before making health changes.