How Much Protein?
Protein is the most talked-about macronutrient, and for good reason — it builds and repairs tissue, keeps you full, and preserves muscle. But how much do you actually need? The answer depends on your goals and activity level.
General health
For sedentary adults, needs are modest. But "enough to survive" is not "enough to thrive," especially if you're active.
Building muscle
Training hard raises protein needs substantially to support repair and growth. Spreading intake across meals maximizes muscle protein synthesis.
Losing fat
Higher protein during a calorie deficit preserves muscle and controls hunger — a double win. Calculate your target with our Protein Calculator.
Best sources
Prioritize whole foods: lean meats, fish, eggs, dairy, legumes, and tofu. Supplements like whey are convenient but not required.
Consistency beats perfection — hit a sensible daily target most days and you'll see results.
How much protein you really need
Protein needs vary with body weight, activity level, and goals. General health guidelines suggest a baseline for sedentary adults, while people who exercise regularly, are trying to build muscle, or are older often benefit from more. Rather than guessing, it helps to estimate a target based on your body weight and then distribute it across the day, since your body uses protein more effectively when intake is spread across meals rather than concentrated in one.
Quality and timing matter
Not all protein sources are equal. Animal proteins and soy contain all essential amino acids, while most plant sources are lower in one or more and are best combined across the day for completeness. Spreading protein across three or four meals, each containing a solid serving, supports muscle maintenance better than eating most of it at dinner. Around exercise, a protein-containing meal within a few hours supports recovery.
Calculate your target
Our protein calculator estimates a daily target from your weight and activity, and our calorie calculator puts that protein in the context of your overall energy needs. See our macros guide to balance protein with carbohydrates and fat.
Spreading protein through the day
Total daily protein matters most, but how you distribute it also plays a role. Spreading your intake across several meals, each containing a solid portion of protein, keeps a steady supply of amino acids available for muscle repair and helps you feel fuller for longer. This even distribution is generally more effective than eating most of your protein in a single meal, and it makes hitting your daily target feel more manageable.
Choosing quality sources
Where your protein comes from affects the rest of your diet too. Lean meats, fish, eggs, and dairy are efficient complete proteins, while beans, lentils, tofu, and other plant sources add fibre and variety, especially valuable for vegetarians and vegans. Building meals around a mix of these sources helps you meet your protein needs while also supporting overall nutrition, rather than relying on supplements to fill gaps that whole foods could cover.
Frequently asked questions
Can I eat too much protein? For healthy people, moderately high protein is generally safe, but extremely high intakes offer no extra benefit and displace other nutrients. Those with kidney conditions should seek medical advice.
Do I need protein powder? No. Whole foods can meet most needs. Powder is simply a convenient way to top up when whole-food protein is hard to fit in.
Is this medical advice? No. It is general educational information. Speak to a healthcare professional for personalised recommendations.