Stop throwing them away. Boil eggshells and say goodbye to… Show more
Claims like “boil eggshells and say goodbye to…” are common online, but they often overstate what eggshells can do. Eggshells are mainly made of calcium carbonate, and finely processed eggshell powder has been studied as a possible calcium source. However, simply boiling eggshells and drinking the water is not a proven treatment for health problems, …









