How to Make & Use Eggshell Powder as a Calcium Source

About Eggshell Powder (ESP) You can find commercially produced eggshell powder (ESP).  Some pet food companies (even raw pet food companies) use ESP as a calcium source in their foods.  However, there are several problems with commercially produced (not home-made) eggshell powder: it comes from chickens that were raised in a factory farmed setting and subjected to unhealthy, cruel and inhumane conditions; because of the way the birds are fed and kept, the eggshells may not be nutritionally equivalent to eggs that come from chickens raised on pasture or as pets in one’s backyard; the shells are most likely irradiated, which denatures the product. “Irradiation damages food by breaking up molecules and creating free radicals. The free radicals kill some bacteria, but they also bounce around in the food, damage vitamins and enzymes, and combine with existing chemicals (like pesticides) in the food to form new chemicals, called unique radiolytic products (URPs)”. Besides freezing, we are very concerned by the use of

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