Daily Calorie

Estimate daily calorie from the age, body, activity, or schedule inputs. Use this free daily calorie for fast, clear results with no signup required.

Daily Calorie guide

What it is for

The Daily Calorie provides a planning estimate from the information entered.

How it is calculated

Calculate Mifflin–St Jeor BMR: 10 × kg + 6.25 × cm − 5 × age + sex constant (−161 female, +5 male). Multiply BMR by the selected activity factor for maintenance calories.

Assumptions

It assumes the inputs use the requested units and represent a general reference population, not an individual assessment.

Example

For a 30-year-old female at 150 lb and 65 in, BMR is about 1,401.26 kcal/day. Selecting sedentary activity, 1.2, gives about 1,682 kcal/day.

Limitations

This is an educational estimate, not a diagnosis, treatment, or dosing instruction. Consult a licensed healthcare professional, particularly during pregnancy, with symptoms, or before changing health behavior.

Public source: CDC: About Healthy Weight

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