The Protein Intake Calculator is a free online tool that calculate daily protein needs based on weight, activity level, and goal (maintain/build muscle/lose fat/endurance). shows grams per meal, high-protein food sources with protein per 100g.. It runs entirely in your browser with no installation or sign-up needed.

To build muscle, most research supports 1.6–2.2g of protein per kg of body weight per day. Distribute this across 3–5 meals for optimal muscle protein synthesis.

Yes. Older adults (50+) benefit from higher protein intake (1.0–1.2g/kg minimum) to combat sarcopenia (age-related muscle loss), compared to the 0.8g/kg minimum for younger sedentary adults.

For healthy adults, high protein intake (up to 2.2g/kg) is generally safe. However, those with pre-existing kidney disease should consult a doctor before increasing protein significantly.

Yes, the Protein Intake Calculator is 100% free with no registration, no hidden fees, and no usage limits. All processing happens locally in your browser, ensuring complete privacy.

Absolutely. The Protein Intake Calculator processes everything client-side in your browser. No data is uploaded to or stored on any server. Your content remains private on your device at all times.

Yes, the Protein Intake Calculator is fully responsive and works on smartphones and tablets. You can use it on any device with a modern web browser -- no app download required.

No account or registration is needed. Simply open the Protein Intake Calculator in your browser and start using it immediately. There are no sign-up walls or usage restrictions.

Simply enter your input in the provided field, adjust any settings to your preference, and the tool will process it instantly. You can then copy the result to your clipboard or download it.

The Protein Intake Calculator works in all modern browsers including Chrome, Firefox, Safari, Edge, and Opera. For the best experience, use the latest version of your preferred browser.