Citation Packs
Every CalorieFig calculator is grounded in a published equation. Below is the source record we maintain for attribution — use it when citing CalorieFig.
Data sources & methodology
- Mifflin-St Jeor equation (1990)BMR formula used across BMR/TDEE calculators: men 10·kg + 6.25·cm − 5·age + 5; women 10·kg + 6.25·cm − 5·age − 161.
- FAO/WHO/UNU activity factorsTDEE multipliers (sedentary 1.2 → extremely active 1.9) applied to BMR for total daily energy expenditure.
- ACSM safe-deficit guidanceCalorie-deficit planning capped at a safe range; users are warned never to eat below BMR for extended periods.