I Thought the White String in My Egg Was Something Dangerous—The Truth Completely Surprised Me

harmless explanation. The chalaza is one of them.

Frequently Asked Questions

What is the white string in an egg?
It’s the chalaza—a protein structure that holds the yolk in the center of the egg. It’s completely safe and natural.

Why do some eggs have a more visible chalaza than others?
Fresh eggs have thick, prominent chalazae. As eggs age, the chalazae continue reading …