how much protein in a egg white
Egg whites contain slightly more protein than egg yolks. One large egg white contains 3.6 grams of protein -- compared with 2.7 grams of protein found in egg yolks, according to the U.S. Department of Agricultureâs National Nutrient Database. Although egg whites are a source of dietary potassium, the yolks are rich in vitamin A, phosphorus, iron, zinc and vitamin D.