How many egg whites is equal to 1 egg?
The egg white is approximately two-thirds of the total egg's
weight out of its shell with nearly 90% of that weight coming from
water. The remaining weight of the egg white comes from protein,
trace minerals, fatty material, vitamins, and glucose.
A large egg white weighs 38 grams with 4.7 grams of protein, 0.3
grams of carbohydrate and 62 milligrams of sodium.
A large egg white contains about 20 calories. Egg white has no
dietary cholesterol. Egg white contains approximately 40 different
proteins.