Eggshell powder can be added to the top of your dogs food, or mixed in. It is proven to be a great source of calcium- which is especially beneficial for puppies and older dogs with growing and aging bones. As eggshells are so low in phosphorus.
 
Add one tablespoon to your pets food 3-4 times a week. Make sure to store in a cool, dry place.

Ingredients: Cage-Free Humanely Raised Eggshells from Antibiotic Free Laying Hens