Death to bad breath comes in cloves. Garlic — that pungent, bulb-shaped veggie that gives food a kick and vampires the ick — is now being crowned a possible cure for halitosis, per a new report.

Garlic extract is emerging as a surprisingly powerful contender to chlorhexidine, the long-standing “gold standard” in antimicrobial mouthwashes. A systematic review of clinical studies shows that ...