Tool
Protein Calculator
Estimate a daily protein range in grams from body weight and whether you want to maintain, gain, or lose weight. Not medical advice for kidney disease.
How this estimate is made
Ranges are educational (about 0.8–2.2 g/kg depending on goal). Athletes, illness, and kidney disease need individual advice.
See the medical disclaimer. Track a plan in the Fitkyn app. Browse all tools or health guides.
Frequently asked questions
Is this medical advice?
No. Results are population estimates. Discuss medical conditions, pregnancy, eating disorders, or medications with a qualified healthcare professional.
Why might my number differ from another site?
Equations, activity factors, and rounding differ. Treat every calculator as a sketch.
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