Compare calculators
Both calculators run independently β change the inputs on either side to compare results.
Nutrition
TDEE Calculator
Convert your basal metabolic rate (BMR) into total daily energy expenditure (TDEE) by multiplying by an activity factor. The single number to eat at for maintenance, to subtract from for fat loss, or to add to for muscle gain.
Fill in the required fields to see your result.
Nutrition
Protein Requirement Calculator
Estimate daily protein needs in grams from body weight and activity level. Designed to scale recommendations from the WHO baseline (~0.8 g/kg for sedentary adults) upward for active people, athletes, and those building or preserving muscle.
Fill in the required fields to see your result.
Key differences
| TDEE Calculator | Protein Requirement Calculator | |
|---|---|---|
| Category | Nutrition | Nutrition |
| Inputs required | 2 | 2 |
| Result | Your TDEE (calories/day) | Daily Protein Requirement (grams) |
| What it does | Convert your basal metabolic rate (BMR) into total daily energy expenditure (TDEE) by multiplying by an activity factor. The single number to eat at for maintenance, to subtract from for fat loss, or to add to for muscle gain. | Estimate daily protein needs in grams from body weight and activity level. Designed to scale recommendations from the WHO baseline (~0.8 g/kg for sedentary adults) upward for active people, athletes, and those building or preserving muscle. |