Calcium Propionate is a salt that preserves food by stopping microorganisms, such as bacteria and molds, to reproduce. Calcium propionate is an organic salt that is used as a food additive and is safe to eat. Calcium propionate helps extend the shelf life and preserve baked goods by preventing mold and bacterial growth that would make the baked goods be moldy and spoil. If you are interested in preserving your baked goods, then check out our calcium propionate, available in bulk or wholesale.