Is eating shells for calcium beneficial or it's just a cope where risks outweigh the reward ?

[Zaref]

If it isn't, is it alright to consume the regular white egg shells ? as I've seen people use the brown egg for it.

 

[asdvek]

why is there a risk?

 

[Zaref]

Kidney stones ?

 

[ase]

If it isn't, is it alright to consume the regular white egg shells ? as I've seen people use the brown egg for it.

Yeah you just have to make sure the eggs are pastureized. Then you can boil them to kill bacteria, bake them and crush it into a powder.