All eggs are wholesome and healthy Here are some birds that lays blue eggs

Ameraucana:   The breed comes in a variety of stunning colors and is friendly and gentle overall, especially the roosters.

Araucana:  The Araucana is noted for its highly energizing nature, which may either be translated as exceedingly flighty or extremely friendly.

Easter Egger:  Egger chickens have a reputation for being excellent egg layers and can lay roughly four eggs each week.

Cream Legbar:  Very energetic and alert breed. They fit in well with most environments, and some of them are particularly fluttery.

Whiting True Blue:   They are friendly and have a good tolerance for heat. On the grassland, they thrive.

Azure Blue:  The Azure Blue is a robust and sociable bird that was bred for its distinctive blue eggshell color, shell strength, and distinctive plumage.

Arkansas Blue:  A superior layer that produces between 250 and 350 eggs annually. They are quickly alarmed and don't get along with people.

What makes the eggs of these chickens blue?

Which birds lay blue eggs with brown spots?