A typical 1 cup serving of liquid egg substitute contains 24 grams of protein (10 g per 100 g), which makes it a very good source of protein. That covers roughly 48% of the 50 g reference Daily Value, so it can anchor a high-protein meal for the day.
About 83% of the calories in liquid egg substitute 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 20 eggs in the database, liquid egg substitute ranks 1st by protein per serving, and 63rd out of all 796 foods on the site. Set against goose egg, another egg entry in the database, a serving carries about 4 g more protein (goose egg has 20 g per 1 egg).
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 volume at 240 g. The per-100 g figure lets you compare it directly against any other food here, whatever its serving.
Made mostly from egg white, so it is fat free but keeps complete protein.
Source: USDA FoodData Central #173462 - "Egg substitute, liquid or frozen, fat free" (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
Liquid egg substitute protein FAQ
How much protein is in liquid egg substitute per 100 g?
Liquid egg substitute has 10 g of protein per 100 g. A typical 1 cup serving (240 g) provides 24 g.
Is liquid egg substitute a complete protein?
Yes. Liquid egg substitute 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 liquid egg substitute cover?
A 1 cup serving of liquid egg substitute contains 24 g of protein, about 48% of the 50 g reference Daily Value.
Is liquid egg substitute a good source of protein?
Liquid egg substitute is a very good source of protein, and about 83% of its calories come from protein, which makes it extremely protein-dense. Set against goose egg, another egg entry in the database, a serving carries about 4 g more protein (goose egg has 20 g per 1 egg).