A typical 1 oz serving of gruyere cheese contains 8.3 grams of protein (29.8 g per 100 g), which makes it a good source of protein. That covers roughly 17% of the 50 g reference Daily Value, so it adds toward your protein total for the day.
Around 29% of the calories in gruyere cheese come from protein, so it is moderately protein-dense. It contributes to a day's protein total, but the bulk of what it delivers is energy rather than amino acids - treat it as a contributor alongside a denser source, not as the protein in a meal.
Among the 81 dairy foods in the database, gruyere cheese ranks 25th by protein per serving, and 340th out of all 796 foods on the site. Set against kefir, another dairy food entry in the database, a serving carries about 0.5 g less protein (kefir has 8.8 g per 1 cup).
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.
A hard aged cheese, so it is dense in protein per ounce.
Source: USDA FoodData Central #171242 - "Cheese, gruyere" (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
Gruyere cheese protein FAQ
How much protein is in gruyere cheese per 100 g?
Gruyere cheese has 29.8 g of protein per 100 g. A typical 1 oz serving (28 g) provides 8.3 g.
Is gruyere cheese a complete protein?
Yes. Gruyere cheese 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.
How much of the Daily Value does a serving of gruyere cheese cover?
A 1 oz serving of gruyere cheese contains 8.3 g of protein, about 17% of the 50 g reference Daily Value.
Is gruyere cheese a good source of protein?
Gruyere cheese is a good source of protein, and about 29% of its calories come from protein, which makes it moderately protein-dense. Set against kefir, another dairy food entry in the database, a serving carries about 0.5 g less protein (kefir has 8.8 g per 1 cup).