A pet food composition comprising a supplement is provided. The supplement can comprise a Probiotic component, a cocoa butter component, and a sweetener component. A process for making the supplement can comprise providing a sweetener component, a cocoa butter component, and a Probiotic component, mixing the cocoa butter component and Probiotic component to form a mixture in a temperature and humidity controlled chamber; mixing the mixture with the sweetener component in the temperature and humidity controlled chamber to form a final mixture; optionally mixing in a colorant with the final mixture; and cooling the final mixture. A package for the supplement can comprise a secondary container housing a primary container, which houses a supplement. An array of packages is also provided.