Excess food intake prompt method and device based on smart watch

The embodiment of the invention discloses an excess food intake prompt method and device based on a smart watch. The excess food intake prompt method based on the smart watch comprises the steps: when an excess food intake prompt event is triggered, obtaining current physiological parameter values of a user; estimating a food intake value of the user according to the current physiological parameter values; when the food intake value obtained by estimation is greater than a preset food intake threshold value, prompting the user of excess food intake. According to the embodiment of the invention, when the user takes food, the food intake of the user can be monitored; when the food intake of the user exceeds the food intake threshold value, the user is prompted of excess food intake, thus, the user is effectively prevented from being crapulent, and the health of the user is protected.