Protein Calculator

ages 18 - 80
Gender
feet
inches
pounds
  • Exercise: 15-30 minutes of elevated heart rate activity.
  • Intense exercise: 45-120 minutes of elevated heart rate activity.
  • Very intense exercise: 2+ hours of elevated heart rate activity.

Example

This is a sample result, not your calculation. Enter your own values to replace it.

Enter your age, gender, height, weight and activity level, then calculate.

Recommended daily protein

The recommended dietary allowance for an adult, at 0.8 grams per kilogram of body weight. It is a floor, not a target: the table below shows how much further the recommendation runs once activity and goals are accounted for.

Protein by basis

Based onRateProtein
Recommended dietary allowance 0.8 g/kg —
Recommended range 0.8 - 1.8 g/kg —
Highly active 1.8 - 2 g/kg —
Share of your daily Calories 10 - 35% of Calories —

The last row is a share of the — Calories a day your entries work out to, at protein's 4 Calories per gram — which is why this calculator asks for your height and activity, and not only your weight.

Check your entries

Enter your age, height, weight and activity level to estimate your protein needs.