How Much Protein Do You Actually Need?
Understand protein targets, food quality, timing, and when individual needs may be higher.
Reviewed Updated 18 Jul 2026 7 min
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Evidence-aware guides, flexible recipes and transparent tools — written for real life and reviewed with care.
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Understand protein targets, food quality, timing, and when individual needs may be higher.
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BMI, energy, hydration, protein and macro calculators. Every result shows the equation it used and what it cannot tell you.
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Guides link the research, guideline or database behind them.
Health claims are checked before publication and on a review schedule.
Where evidence is thin or a claim may not apply to you, we say so.
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Good questions
Most healthy adults do well on 0.8–1.2 g of protein per kg of body weight a day, spread across meals rather than saved for dinner. Regular strength training, losing weight in a calorie deficit, and being over about 65 all push the useful range higher, toward 1.2–1.6 g per kg.
No. Weight follows total energy intake over time, not one nutrient. Fibre-rich carbohydrates — oats, lentils, beans, fruit, whole grains — are filling for their calories, so they usually make losing weight easier rather than harder.
Every guide is built from systematic reviews, clinical guidelines, government health agencies and recognised nutrient databases, and each page links what it draws on so you can check it yourself. Where evidence is mixed or thin, the page says so rather than rounding it up to certainty.
They run published population equations such as Mifflin-St Jeor, and land within roughly 10% for most adults. Every result names the equation it used and states what that equation cannot account for.
The food and nutrient information applies to you as much as to anyone. Specific targets do change with kidney disease, diabetes, pregnancy, eating disorders and medicines such as warfarin or levothyroxine, so confirm the numbers with the clinician or dietitian managing your care.