It will digest "properly" unless it has been consumed along with milk to tea/coffee (which all inhibit iron absorption). You may be referring to the fact that iron in an egg is not "haem" iron - a kind of iron which is easier for the human body to synthesise. Haem iron is the kind of iron found in meat, which is more easily utilized by the body. (Although it may appear that meat is more difficult to digest than an egg, the iron it meat is more easily absorbed).
he yolk is the primary source of nourishment for a developing chick and contains most of the nutrients in an egg. The protein-rich egg white, or albumen, protects the yolk and holds it in place.
For example, the inner core of an egg consists of egg yolk.
the yolk! yolk
Egg yolk contains some iron, but it is not particularly rich in it compared to other food sources. A large egg yolk typically contains about 0.4 milligrams of iron, which contributes to the daily intake but is less than what is found in red meat, legumes, or fortified cereals. While it does provide some essential nutrients, those looking to increase their iron intake might need to consider other dietary options.
no, the egg yolk is just the yolk. and the egg white is just the white
I am assuming the egg was boiled. If the egg was boiled and peeled and a dark or grey coating was apparent surrounding the yolk, yes it is safe to eat. The discolouration is from iron and sulfur reacting to heat.
the egg yolk
"The yolk of the egg is yellow" is correct. "Yolk" is a singular noun, so it should be paired with the singular verb "is."
Egg yolk contains calcium, iron, magnesium, phosphorus, potassium, zinc and many other elements. Eggs are a good source of may different vitamins and amino acids.
Yolk is the yellow nucleus in the middle of the egg.
Egg yolk is thicker than egg white.
Only if the planets are in the right alignment.