WHY EGG YOLKS HAVE VARIOUS COLORS.
Why Egg Yolks Have Various Colors.
If you gamble on those farm-raised, free-range chicken eggs in the supermarket, you’ll find that the yolks are frequently considerably more orange in hue than yellow. However, why is there a difference?
What Constitutes Egg Yolk?
75% of an egg’s calories are found in the yolk, which only makes up one-third of the weight of the entire egg. The yolk is a complicated sack of lipids and proteins that holds the majority of the cell’s iron and vitamin A. The riddle of the various yolk colors is that all of these nutrients must come from somewhere, and hens get them from various sources.
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Colors of Yolk: Yellow to Gold
The adage ”you are what you eat” refers less to a laying hen and more to the eggs she produces. A hen “converts about eight times her body weight into eggs. As a result, a chicken’s diet has a significant impact on the makeup of its eggs.
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Egg yolks from chickens fed plants with higher concentrations of certain pigments, known as xanthophylls, have a bright orange color. They have more dye-affecting ingredients from the hen’s diet.
Free-range chickens typically locate and eat plants containing these pigments, such as alfalfa; however, feeding corn to chickens frequently has a comparable result. To make sure the yolks are the correct color, some farmers who sell eggs with rich colors even feed marigold petals to their hens.
The next time you crack an egg and see the color of the middle, know that whatever color it is, you are getting the nutritional benefit of a chicken who worked hard to produce it.
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