US Patent 11957888 Personalizing preset meal sizes in insulin delivery system

A method may include displaying at least three icons on a user interface of a mobile device, including a first icon associated with the at least three icons associated with a first carbohydrate level, a second icon associated with the at least three icons associated with a second carbohydrate level, and a third icon associated with the at least three icons associated with a third carbohydrate level. The method may also include receiving a user selection of one of the three icons through the user interface of the mobile device, and determining an insulin bolus level from the user selection. The method may also include communicating the insulin bolus level to an insulin delivery device.