Food database · Protein supplements
Protein content
A 1 oz serving of soy protein concentrate contains 17.8 g of protein - a very good source of protein, about 36% of the 50 g Daily Value.
Share of this food's calories that come from protein - it is extremely protein-dense.
| Serving | 1 oz (28 g) |
|---|---|
| Protein per serving | 17.8 g |
| Protein per 100 g | 63.6 g |
| Calories per serving | 92 kcal |
| Protein density | 78% of calories |
| Share of 50 g Daily Value | 36% |
| Protein quality | Complete protein |
| Category | Protein supplements |
| Food type | Prepared / processed |
| USDA record | FoodData Central #172447 |
A typical 1 oz serving of soy protein concentrate contains 17.8 grams of protein (63.6 g per 100 g), which makes it a very good source of protein. That covers roughly 36% of the 50 g reference Daily Value, so it can anchor a high-protein meal for the day.
About 78% of the calories in soy protein concentrate come from protein, which makes it extremely protein-dense - close to the practical ceiling for a whole food. Foods in this band are the ones that let you raise your protein intake without raising your calorie intake much at all.
Among the 11 protein supplements in the database, soy protein concentrate ranks 5th by protein per serving, and 194th out of all 796 foods on the site. Set against protein bar, another protein supplement entry in the database, a serving carries about 1.7 g more protein (protein bar has 16.1 g per 1 bar).
It is a complete protein - it supplies all nine essential amino acids in adequate amounts, so it can carry a meal's protein on its own. 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 #172447 - "Soy protein concentrate, produced by alcohol extraction" (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
Soy protein concentrate has 63.6 g of protein per 100 g. A typical 1 oz serving (28 g) provides 17.8 g.
Yes. Soy protein concentrate is a complete protein - it supplies all nine essential amino acids in adequate amounts, so it can carry a meal's protein on its own.
A 1 oz serving of soy protein concentrate contains 17.8 g of protein, about 36% of the 50 g reference Daily Value.
Soy protein concentrate is a very good source of protein, and about 78% of its calories come from protein, which makes it extremely protein-dense. Set against protein bar, another protein supplement entry in the database, a serving carries about 1.7 g more protein (protein bar has 16.1 g per 1 bar).
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