Protein Intake Calculator

Protein is the macronutrient responsible for building and repairing muscle, enzymes, hormones, and immune cells. Daily protein requirements vary significantly with activity level — sedentary adults need less than athletes in training

The calculator uses the standard published formula for protein intake. Results are accurate to the precision of the inputs you provide. For financial, medical, or legal decisions, always verify with a qualified professional.

This calculator works with kilograms, inches, watts. You can enter values in the units shown — the calculator handles all conversions internally.

The calculator applies the standard formula for this type of calculation. See the 'How It Works' steps above for the detailed formula breakdown.