Why does the yolk of an egg turn blue when cooked and is it safe to eat? Remember for life – Lifestyle

Many of us have experienced the fact that after boiling eggs yolkwhich should be bright yellow, turns gray-green or even blue shade, Sports.kz reports with reference to Glavred.info.

The question that most people have is: why does the yolk turn blue when cooked and can it be eaten?

This effect is not a sign of spoilage of the egg. The blue yolk is absolutely safe for health and can be eaten without fear. The reason for the color change is a chemical reaction that occurs between the iron contained in the yolk and the sulfur present in the white of the egg, writes the portal Retired.

This reaction occurs when the egg is cooked for a long time or at too high a temperature, which causes the appearance of a gray-green or blue tint.

Why does the yolk of a boiled egg darken?

This happens when eggs…