If you’re spending on cigarettes, that’s practically no money at all. I hope this works out! It sounds like a smart system, and something people can try more than once without breaking the bank. Even better, it could have knock-on effects as people have a positive experience with coping strategies.
None of that matters for the bottom line though. This seems like diet and exercize fads for people who want to lose weight, lose some, then gain it back and try another fad.