Beef Protein Calculator
Select a beef cut and enter a serving weight to see how much protein it delivers, its protein density, and how it stacks up against common daily protein targets.
Daily protein target coverage
Top cuts by protein per 100g raw
| Cut | Protein | Calories | g per 100 kcal |
|---|---|---|---|
| Sirloin Steak (Top Sirloin) | 27.0g | 183 | 14.8 |
| Eye of Round | 22.8g | 149 | 15.3 |
| Top Round Steak | 22.4g | 157 | 14.3 |
| Bottom Round Roast | 21.7g | 165 | 13.2 |
| Tri-Tip | 21.6g | 193 | 11.2 |
| Ground Beef 93/7 | 21.4g | 152 | 14.1 |
| Tenderloin (Filet Mignon) | 20.9g | 227 | 9.2 |
| Beef Shank | 20.4g | 171 | 11.9 |
Frequently asked questions
How much protein is in 100g of beef?
It depends on the cut. Lean cuts like eye of round provide about 23g of protein per 100g raw, while fattier cuts like ribeye provide about 17g. This calculator shows exact values for every cut in our database.
How much beef do I need for 30g of protein?
For a lean cut like sirloin (about 21g protein per 100g), you would need roughly 143g (about 5 oz) of raw beef to reach 30g of protein. Fattier cuts require more weight since a larger share of the weight is fat.
Is beef a complete protein?
Yes. Beef contains all nine essential amino acids in sufficient amounts, making it a complete protein. Its PDCAAS score is typically 0.92, and its biological value is around 80.
What beef cut has the most protein?
Among common cuts, eye of round, top round, and sirloin tend to have the highest protein density per 100g raw because they carry less intramuscular fat.
Data source
All protein values come from the shared per 100g raw reference system maintained from USDA FoodData Central source records.
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