Calorie Deficit Calculator

Calculate your daily calorie goal for weight loss — based on the Mifflin-St Jeor formula.

Age

Height (cm)

Weight (kg)

Target weight (kg)

Timeframe (weeks)

Activity Level

Clinically-backed weight loss programs — prescribed by real doctors.

Calculate your calorie deficit using the Mifflin-St Jeor formula. TDEE, safe deficit and the 7,700 kcal rule explained simply.