Free nutrition planning estimate

Protein Intake Calculator
daily protein range

Estimate a general daily protein range from weight, unit, activity level and goal without food or supplement recommendations.

Enter your details

Choose kilograms or pounds, then select a typical activity level and general goal.

Suggested daily protein range
Lower estimate
Moderate estimate
Upper active range

Results are general planning estimates based on body weight and the selected goal.

General information only, not medical or nutrition advice. People with kidney disease, chronic conditions or specialized dietary needs should seek guidance from a qualified clinician or dietitian before changing protein intake.

What is a protein intake calculator?

It multiplies body weight in kilograms by a moderate grams-per-kilogram range selected from general activity and goal categories.

How much protein do you need per day?

Needs vary. General wellness commonly starts lower, while regular training may support a higher—but still bounded—estimate. Personal health factors can change what is appropriate.

Why is the result a range?

A range reflects uncertainty better than a single prescription and lets you discuss an appropriate target with a qualified professional.

How to use this calculator

Enter current weight, confirm the unit, and choose options that describe your usual routine rather than one unusual day.

Check the unit

Select kg or lb so the calculator can normalize weight correctly.

Use your typical activity

Choose the level that best represents an average week.

Treat it as an estimate

Use the range for general planning, not as a medical prescription.

Common use cases

Frequently asked questions

Is the upper value a required target?

No. It is a bounded reference for higher activity or sport-focused planning, not a requirement.

Does more protein always produce better results?

No. More is not automatically better, and individual health, total diet and training context matter.

Related fitness tools

Continue with general calorie, macro, BMI and training estimates while keeping their limitations in mind.