When planning is not enough: Fighting unhealthy snacking habits by mental contrasting with implementation intentions (MCII)

In two experiments a self‐regulatory strategy combining mental contrasting with the formation of implementation intentions (MCII) was tested for its effectiveness in diminishing unhealthy snacking habits. Study 1 ( N = 51) showed that participants in the MCII condition consumed fewer unhealthy snacks than participants in a control condition who thought about and listed healthy options for snacks. In Study 2 ( N = 59) MCII was more effective than...