And Costco is among the many food retailers experiencing ashortage of the grocery stapleright now, according to shoppers.

“I haven’t seen eggs in forever at the Boise location,” one personwrote.

“Been out of stock for weeks at Norwalk, CA,” someone elsecommented.

Costco warehouse exterior

Jonathan Weiss / Shutterstock

In November alone, egg prices increased by 8%, according toCNBC.

Additionally, as stores experience a limited supply of eggs, some areimplementing purchase limitson the grocery item.

This week, California officialsdeclared a state of emergencyfollowing rising bird flu cases in dairy cattle.

The CDC has alsoreported61 human cases of bird flu in the U.S., with most being mild.

Shortages aren’t the only reason Costco’s eggs have recently gotten attention.