What the tool does, how to run it, and what to expect from the result.
Work out how many grams of protein you need per day from your body weight and goal, from the RDA to muscle gain, with a per-meal split. It is an estimate for general guidance and is not medical advice; talk to a professional for personal health decisions.
A quick way to understand who this helps, what it solves, and where it connects next.
People tracking fitness, nutrition, and everyday health goals.
A quick, private health estimate without an account or app install.
Short answers for the questions people usually have before trying a utility like this.
Yes. It is completely free, with no sign-up, no watermark, and no usage limits.
No. Everything runs locally in your browser, so your details never leave your device and the tool works offline.
The RDA for adults is 0.8 g per kg of body weight. Active people are usually advised 1.2-1.6 g/kg, and people building muscle or dieting while keeping muscle 1.6-2.2 g/kg. Adults over 65 are often advised 1.0-1.2 g/kg.
Use your current weight if you are near a healthy weight. With a lot of body fat to lose, your goal weight gives a more realistic target.
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Enter your numbers and the result updates live in your browser. Nothing is uploaded and no server is used.
Calculations run locally in your browser; nothing is uploaded. An estimate, not medical advice.