Oyster Shell Grit is the best calcium addition for Chicken Food, that produces top quality eggshells that are more saleable. The Oystershell is washed, dried, heated, crushed and screened. The Oyster Shell is also microbiologically sterile.
Jondo Mixed Poultry Grit is a bag of 'all-in-one' mixed grit and oyster shell for poultry. Poultry should always have access to grit and oyster shell especially if they are confined in a run or indoors.