The egg shell maintains the integrity of the egg by protecting the inner egg.
The shell is made out of calcium carbonate (CaCO3) crystals.
The shell contains 17,000 tiny pores and has a texture that is bumpy and grainy.
The egg shell also contains a thin outer coating that is called a cuticle or bloom. This thin layer is used to keep out dust and bacteria [Source].
So Can Hamsters Eat Egg Shells?
No you cannot feed egg shells to a hamster.
Egg shells are not good for hamsters to eat because it can hurt their throats by breaking and causing jagged edges.
Make sure to avoid feeding this food to your hamster and make sure they cannot get access to egg shells.