You may have spotted that Vitamin C is missing from this list so you should drink a glass of orange juice with your boiled egg to make sure you don\'t get scurvy. Duck eggs don\'t contain carbohydrates but they do have:Energy: 108kcal
Protein: 9.5g (about 15% of an adults recommended daily allowance)
In case you were wondering, the egg white contains about 20 calories and the yolk contains about 78 calories. The yolk contains some cholesterol so if you need to keep an eye on levels you shouldn\'t eat more than one egg a day.