The Benefits and Risks of Eating Eggshells Eggshells are a cheap, natural source of calcium. This article looks at the risks and benefits of eggshell supplements.

Just read
Ground eggshells have been used as a natural calcium supplement,etc
www.healthline.com/nutrition/eg...
otieu.com/4/8636184
#eggshells #eggshellpowder #medicine #studies #collagen #interestingthing