This man find the solution

Well, at least this way she won't reproduce

i heard of this one before, but here's the kicker, everyone that responded said it helped reduce bad breath

This is marketing in its purest form.

Well I mean, you do have to wash your mouth afterwards so I'd say it reduces bad breath

It gets your saliva going so it probably does start to kill off any bad breath causing bacteria. She could also just use mouthwash, but she is too stupid I guess.