Nutrition and energy

Protein Needs Calculator

Calculate a general daily protein reference for adults, pregnancy or breastfeeding. This is not a personalised nutrition prescription.

Quick examples
Your result58.1 g/day

Estimated EFSA population reference intake per day.

Weight-based reference
58.1 g
Life-stage addition
+0 g
The shared link contains the values you entered.
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01

How it works

Adult reference = weight × 0.83 g/kg/day. EFSA life-stage adjustments are then added for pregnancy or breastfeeding.

02

Understanding your result

The result is a population reference intake intended to cover the needs of most healthy people in the selected group. Training goals, illness, kidney function and clinical nutrition may require individual professional advice.

Last verified:

03FAQ

Frequently asked questions

It uses the EFSA adult population reference intake of 0.83 grams per kilogram per day and EFSA life-stage additions.