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description: "Estimate daily energy needs and make nutrition numbers easier to understand. Includes the formula and practical examples."
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[Numequo](https://www.numequo.com/) › [Health](https://www.numequo.com/health/)

# Nutrition and energy

Estimate daily energy needs and make nutrition numbers easier to understand.

## Available tools

- [Calorie Needs Calculator](https://www.numequo.com/health/nutrition-energy/calorie-calculator/) - Estimate daily energy needs using the Mifflin–St Jeor equation.
- [Protein Needs Calculator](https://www.numequo.com/health/nutrition-energy/protein-needs-calculator/) - Estimate the EFSA population reference intake for protein from body weight and life stage.

## Estimate daily energy needs and make nutrition numbers easier to understand.

Energy and protein estimates are starting points that help put meals, activity and goals into perspective.

Adjust estimates when activity, health, age or goals change, and seek personalised advice when nutrition is part of medical care.

### Tools to explore next

- [Calorie Needs Calculator](https://www.numequo.com/health/nutrition-energy/calorie-calculator/) - Estimate daily energy needs using the Mifflin–St Jeor equation.
- [Protein Needs Calculator](https://www.numequo.com/health/nutrition-energy/protein-needs-calculator/) - Estimate the EFSA population reference intake for protein from body weight and life stage.
- [BMI Calculator](https://www.numequo.com/health/body-metrics/bmi-calculator/) - Estimate adult body mass index in metric or imperial units.

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