Calculate daily calorie needs based on activity level.
Your Basal Metabolic Rate (BMR)
calories/day at rest
Weight Loss
-500 cal/day
Maintain Weight
TDEE
Weight Gain
+500 cal/day
Based on the Mifflin-St Jeor equation.
Fill in your details to calculate daily calorie needs.
This calorie calculator estimates how many calories you need per day based on your age, gender, weight, height, and activity level. It uses the Mifflin-St Jeor equation.
To lose weight: create a deficit of 500 calories/day for ~1 lb/week loss. To gain weight: add 250-500 calories/day. Always consult a healthcare professional before making significant dietary changes.