TDEE Calculator

What is TDEE Calculator?

The TDEE (Total Daily Energy Expenditure) Calculator estimates the total number of calories you burn daily by combining your basal metabolism (BMR) with your physical activity level. Eating at TDEE maintains weight; below it causes weight loss.

How to Calculate TDEE

1. Enter your age, gender, weight, and height
2. Select your activity level (sedentary / lightly active / moderately active / very active)
3. Click Calculate to see your TDEE (maintenance calories), and calorie targets for weight loss and gain

How TDEE Calculator is Calculated

TDEE = BMR × Activity Multiplier. Multipliers: Sedentary (little/no exercise) = 1.2, Lightly active (1–3 days/week) = 1.375, Moderately active (3–5 days/week) = 1.55, Very active (6–7 days/week) = 1.725.

Worked Example

BMR of 1,700 calories for a moderately active person: TDEE = 1,700 × 1.55 = 2,635 calories/day. To lose weight: eat ~2,135 cal/day (500-calorie deficit for ~0.5 kg/week loss).

Common Use Cases

• Weight loss calorie targets
• Weight gain and bulking meal plans
• Athletic performance nutrition
• Understanding daily energy needs

Common Mistakes to Avoid

• Overestimating your activity level — most desk workers are "sedentary" even if they go for a 30-minute walk. Select "lightly active" only if you exercise 1–3 times per week.
• Creating too large a calorie deficit — going more than 750 cal below TDEE can cause muscle loss, fatigue, and metabolic adaptation.
• Not recalculating TDEE after losing weight — as you weigh less, your TDEE decreases. A calorie target that worked at 90 kg won't work at 75 kg.
• Ignoring NEAT (Non-Exercise Activity Thermogenesis) — activities like walking, fidgeting, and standing can burn 200–500 extra calories per day.

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Why You Need This Calculator

Total Daily Energy Expenditure is the total calories you burn in a day including all activities. TDEE = BMR + exercise + NEAT (fidgeting, walking) + thermic effect of food. Understanding TDEE is crucial: eat below it to lose weight, above it to gain. Most Indians overestimate their activity level — office workers are "sedentary" even if they walk 30 minutes daily.

Calculator Features

• TDEE calculation based on 5 activity levels
• Calorie targets for weight loss, maintenance, and gain
• Macronutrient split recommendations
• Weekly calorie budget planner
• Exercise calorie offset calculator
• Deficit/surplus tracking

The Math Behind It

TDEE = BMR × Activity Factor. Sedentary: ×1.2, Light: ×1.375, Moderate: ×1.55, Active: ×1.725, Very Active: ×1.9.

Calculation Example

BMR = 1,700 cal. Moderate activity (gym 3-5 days): TDEE = 1,700 × 1.55 = 2,635 cal. For 0.5 kg/week loss: 2,635 – 500 = 2,135 cal target.

Quick Reference

Activity multipliers for TDEE calculation

Pro Tips & Expert Insights

• 💡 Most desk workers should select "Sedentary" — walking to work doesn't make you "Moderate."
• 💡 A 500 calorie daily deficit leads to ~0.5 kg weight loss per week.
• 💡 Track your weight for 2 weeks eating at calculated TDEE — adjust if weight changes.
• 💡 NEAT (non-exercise activity) can account for 200-900 calories daily — stay active throughout the day.
• 💡 Recalculate TDEE every 5 kg of weight change.

Who Benefits From This?

Anyone on a fitness journey, bodybuilders in cutting/bulking phases, nutritionists creating meal plans, and health-conscious individuals.