Protein Calculator

Calculate how much protein you should eat each day based on your body weight and goal, from general health to muscle gain.

Body weight (kg)

Goal

Recommended daily protein

120–165 g

Frequently asked questions

How much protein do I need per day?

General health needs around 0.8 g per kg of body weight, while active people and those building muscle often aim for 1.6–2.2 g per kg.

Calculate your exact age in years, months and days.

Find the difference between two dates, or add/subtract days.

Work out percentages, increases and decreases.

Calculate your Body Mass Index in metric or imperial.