| Measure | Beef liver | Duck leg |
|---|---|---|
| Typical serving | 3 oz cooked (85 g) | 3 oz cooked (85 g) |
| Protein per serving | 24.7 g | 24.7 g |
| Protein per 100 g | 29.1 g | 29.1 g |
| Calories per serving | 162 kcal | 151 kcal |
| Protein density | 61% of calories | 65% of calories |
| Share of 50 g Daily Value | 49% | 49% |
| Protein quality | Complete | Complete |
| Category | Meat & poultry | Meat & poultry |
Compare foods · Beef liver · Duck leg
Protein comparison
Beef liver vs Duck leg: which has more protein?
Beef liver gives you 24.7 g of protein per 3 oz cooked; duck leg gives you 24.7 g per 3 oz cooked. On equal weight it is 29.1 g against 29.1 g per 100 g. The full side-by-side, from the same USDA-sourced records as the rest of the site:
The verdict
On equal weight this is close to a tie: beef liver has 29.1 g of protein per 100 g and duck leg has 29.1 g. Per typical serving they are also nearly even: 24.7 g per 3 oz cooked of beef liver against 24.7 g per 3 oz cooked of duck leg.
For the full breakdown of each food, see the protein in beef liver and protein in duck leg pages, each with its USDA FoodData Central record id.
Quick answers
Beef liver vs Duck leg FAQ
Which has more protein, beef liver or duck leg?
On equal weight they match: both carry 29.1 g of protein per 100 g. Per typical serving, beef liver has 24.7 g (3 oz cooked) and duck leg has 24.7 g (3 oz cooked).
Is beef liver or duck leg more protein-dense?
Duck leg is the more protein-dense of the two: about 65% of its calories come from protein, against 61% for beef liver.
Are beef liver and duck leg complete proteins?
Yes, both. Beef liver and duck leg each supply all nine essential amino acids in adequate amounts, so either can carry a meal's protein on its own.
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