quote: " Eggs are a perfect protein as long as you eat both white and yolk. Those that skip the yolks are actually doing more harm than good, as there are things in the yolks that make the albumin in the white easily digested and assimilated. endquote
The human digestive systems contains all the components necessary for digestion, i.e acid hydrolysis, digestive enzymes, ect. There is nothing in the yolk which will assist in this process.