Here's how it works, a magnetic device attaches to the side of the refrigerator.
If it's opened after a certain time, the device picks up on it and it posts your late night raid on social networking sites.
It's a diet based on shame and has been dubbed Virtual Fridge Lock.
It's part of a Brazilian diet plan, and can only be purchased through the company Meta Real, as a participant in the program.
The company refers to it as an eating reduction program.