Why It's Worth It: Dr. Wei is a big fan of Act's Total Care Anticavity Fluoride Mouthwash for its alcohol-free formulation that keeps bad breath, periodontal disease, and dry mouth at bay.

The result? The best mouthwash designed to tackle bad breath and, as several reviewers noted, other common dental nuisances like tonsil stones and canker sores. TheraBreath fresh breath mouthwash ...