Daily Protein Intake Calculator
A guide for healthy adults.
About this calculator
Protein needs are expressed in grams per kilogram of body weight. The general adult minimum is 0.8 g/kg, with higher amounts for older adults, active people and weight loss. People with kidney disease should follow their doctor's or dietitian's advice instead.
Results are for information only and are not a diagnosis. Consult a doctor for medical advice.
Frequently asked questions
How much protein do I need a day?
Healthy adults need at least 0.8 g per kg of body weight. Older adults and active people often benefit from 1.0-1.6 g per kg.
Is too much protein harmful?
For healthy people high intake is usually safe, but people with kidney disease need to limit it on medical advice.
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