UAMS Department of Neurobiology and Developmental Sciences - Nerves of the Back. Some of the material presented in these tables is contained in the book: MedCharts Anatomy by Thomas R. Gest and Jaye Schlesinger. Published by ILOC, Inc., New York. Copyright  1995.
Calories in egg yolk vs egg white. Most of the calories in eggs, as well as all of the fat content, is in the yolk. The yolk from a large egg contains about 55 calories and just over 180 mg of cholesterol. An egg white contains 17 calories and no fat content at all.
The calorie content in egg yolk and egg white also differs while 14 grams of raw egg yolk contains 48 calories on the other hand a 14 grams of egg white has 41 calories. Apart from the mentioned calorie content an average hard boiled egg also has a fat content of five grams out of which two grams are saturated fats. Eggs are also rich in protein and a moderate content of vitamins and minerals gives them a great nutritional value.