Building muscle requires protein, but you don't need extreme amounts to see results. Researchers have established clear minimums that actually work.
The general recommendation sits at 0.7 to 1 gram of protein per pound of body weight daily, according to strength and conditioning experts. This range covers most people engaged in resistance training. Someone weighing 150 pounds would aim for 105 to 150 grams daily.
However, lower intakes can still produce gains. A 2017 meta-analysis published in the British Journal of Sports Medicine found that consuming just 0.4 grams per pound of body weight supported muscle growth when paired with consistent weight training. That 150-pound person needs only 60 grams daily to make progress. The results took longer than higher protein intakes, but they happened.
What matters more than hitting a specific number is consistency. Spreading protein across meals throughout the day optimizes muscle protein synthesis, the process where your body builds new muscle fibers. Three meals containing 20 to 40 grams of protein each works better than one large 120-gram dose.
The type of protein also influences outcomes. Complete proteins containing all nine essential amino acids, found in meat, fish, eggs, dairy, and soy, trigger more robust muscle-building responses than incomplete sources. Plant-based eaters should combine different sources or choose complete plant proteins like quinoa and legumes.
Individual factors shift these numbers. Your training intensity, recovery quality, and overall calorie intake all matter. Someone in a calorie deficit may need protein on the higher end to preserve muscle while losing fat. Beginners see progress more easily than advanced lifters, who need stricter adherence to these guidelines.
If hitting 0.7 grams per pound feels impossible, don't abandon your training. The minimum of 0.4 grams per pound still