Eggs are considered a complete protein and contain all the essential amino acids humans use to build other proteins used in the body. Eggs also contain a significant amount of B vitamins, vitamin E and other vitamins and minerals all for just 70 calories per large egg. The yolk contains all the fat and half the protein. A whole egg has a moisture content of close to 75 percent. The white is 86 percent water and the richer yolk around 50 percent. Tomorrow ... Characteristics of Quality Fresh Eggs. ~ Chef Wilkinson ~