This is a Sponsored post written by me on behalf of Listerine for SocialSpark. All opinions are 100% mine. I recently had another cavity-free visit to the dentist. Yea for me! I do my best to take care of my teeth and gums, which is one reason I like to rinse with Listerine morning and night. Listerine is the #1 dentist recommended brand. It helps keep my mouth healthy and feeling fresh and clean. Listerine Meets Chevron. Another reason ...