A smart refrigerator including a processor, a memory, and a user interface is described herein. The smart refrigerator is configured to receive user input of a nutritional objective from a user via the user interface, and receive user input of a grocery order including a plurality of grocery items via the user interface. The smart refrigerator is also configured to retrieve nutritional information associated with the plurality of grocery items, and compile a nutritional profile for the user from the retrieved nutritional information. The smart refrigerator is further configured to compare the nutritional profile to the nutritional objective to determine whether the user has met the nutritional objective, and release, when the user has met the nutritional objective, a reward to the user.