“It is very important to only use eggshells from healthy, natural chickens if you or your animals are going to ingest the shells. Eggs from factory farms are not only less nutritious, but can also carry harmful pathogens. I personally have no problem eating raw eggs from my own free-range hens, but I wouldn’t do so with eggs from the store.”
30+ THINGS TO DO WITH EGGSHELLS
“It is very important to only use eggshells from healthy, natural chickens if you or your animals are going to ingest the shells. Eggs from factory farms are not only less nutritious, but can also carry harmful pathogens. I personally have no problem eating raw eggs from my own free-range hens, but I wouldn’t do so with eggs from the store.”
https://www.theprairiehomestead.com/2012/08/9-things-to-do-with-eggshells.html