We searched: How Much Protein Is In Egg White? The search yielded several results, the most relevant of which is data from USDA. In summary:
Protein in Raw Egg White
There are 11 grams of protein in 100 grams of raw egg white. Since one large egg contains 30 grams of egg white, there is 3.3 grams of protein in the egg white of one large egg.
Fried Egg White Protein
Egg White, fried in oil, has 12 grams of protein on a per 100g basis. The extra protein comes from the oil (more or less may be added, depending on the type of oil used).
Protein in an Omelet made with Egg Whites
As you have probably guessed, an egg-white omelet made without oil contains the same protein as raw egg-white (12 grams per 100 grams.
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