Protein content
A 1 cup serving of raw asparagus contains 2.9 g of protein - only a minor source of protein, about 6% of the 50 g Daily Value.
Share of this food's calories that come from protein - it is very protein-dense.
| Serving | 1 cup (134 g) |
|---|---|
| Protein per serving | 2.9 g |
| Protein per 100 g | 2.2 g |
| Calories per serving | 27 kcal |
| Protein density | 44% of calories |
| Share of 50 g Daily Value | 6% |
| Protein quality | Incomplete protein |
| Category | Vegetables |
| Food type | Whole food |
| USDA record | FoodData Central #168389 |
A typical 1 cup serving of raw asparagus contains 2.9 grams of protein (2.2 g per 100 g), which makes it only a minor source of protein. That covers roughly 6% of the 50 g reference Daily Value, so it adds toward your protein total for the day.
Protein accounts for roughly 44% of the calories in raw asparagus, making it very protein-dense. The rest comes from fat and carbohydrate, so it adds a solid amount of protein while still carrying real energy - useful when you are eating to a calorie target rather than under one.
Among the 105 vegetables in the database, raw asparagus ranks 34th by protein per serving, and 598th out of all 796 foods on the site. Set against green beans, another vegetable entry in the database, a serving carries about 0.5 g more protein (green beans has 2.4 g per 1 cup cooked).
It is an incomplete protein on its own; pairing it with other plant foods across the day covers the full range of essential amino acids. The serving above is measured by volume at 134 g. The per-100 g figure lets you compare it directly against any other food here, whatever its serving.
Source: USDA FoodData Central #168389 - "Asparagus, raw" (SR Legacy, published 4/1/2019). Values are the published reference figures for that record, not lab measurements for a specific brand or batch.
Quick answers
Raw asparagus has 2.2 g of protein per 100 g. A typical 1 cup serving (134 g) provides 2.9 g.
No. Raw asparagus is an incomplete protein on its own; pairing it with other protein sources across the day covers the full range of essential amino acids.
A 1 cup serving of raw asparagus contains 2.9 g of protein, about 6% of the 50 g reference Daily Value.
Raw asparagus is only a minor source of protein, and about 44% of its calories come from protein, which makes it very protein-dense. Set against green beans, another vegetable entry in the database, a serving carries about 0.5 g more protein (green beans has 2.4 g per 1 cup cooked).
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