Protein content
A 1 oz serving of acorns contains 2.3 g of protein - only a minor source of protein, about 5% of the 50 g Daily Value.
Share of this food's calories that come from protein - it is more of an energy food than a protein food.
| Serving | 1 oz (28 g) |
|---|---|
| Protein per serving | 2.3 g |
| Protein per 100 g | 8.1 g |
| Calories per serving | 143 kcal |
| Protein density | 6% of calories |
| Share of 50 g Daily Value | 5% |
| Protein quality | Incomplete protein |
| Category | Nuts |
| Food type | Whole food |
| USDA record | FoodData Central #170565 |
A typical 1 oz serving of acorns contains 2.3 grams of protein (8.1 g per 100 g), which makes it only a minor source of protein. That covers roughly 5% of the 50 g reference Daily Value, so it adds toward your protein total for the day.
Only about 6% of the calories in acorns come from protein, so it is more of an energy food than a protein food. It is worth eating for other reasons; the protein it adds to a day is incidental.
Among the 31 nuts in the database, acorns ranks 25th by protein per serving, and 633rd out of all 796 foods on the site. Set against roasted chestnuts, another nut entry in the database, a serving carries about 1.4 g more protein (roasted chestnuts has 0.9 g per 1 oz).
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 weight at 28 g. The per-100 g figure lets you compare it directly against any other food here, whatever its serving.
Source: USDA FoodData Central #170565 - "Nuts, acorns, dried" (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
Acorns has 8.1 g of protein per 100 g. A typical 1 oz serving (28 g) provides 2.3 g.
No. Acorns 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 oz serving of acorns contains 2.3 g of protein, about 5% of the 50 g reference Daily Value.
Acorns is only a minor source of protein, and about 6% of its calories come from protein, which makes it more of an energy food than a protein food. Set against roasted chestnuts, another nut entry in the database, a serving carries about 1.4 g more protein (roasted chestnuts has 0.9 g per 1 oz).
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