Health & Sports Tools
Calorie Calculator
Estimate daily calories via Mifflin–St Jeor and activity multipliers.
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#calorie
#nutrition
What you get
- Instant calculations with inline validation.
Mifflin–St Jeor BMR formula with gender toggle. Activity multipliers from sedentary to extra active. Displays both BMR and maintenance calorie estimates.
BMR
1,649 kcal/day
Activity Multiplier
× 1.550
Maintenance Calories
2,556 kcal/day
Use BMR for fasting protocols and TDEE for maintenance planning.
Mifflin-St Jeor is considered one of the most accurate calorie formulas for adults.
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