9 Best Essential Oils for Cold Sores (2026 Aromatherapy Guide)
Looking for the best essential oils for cold sores? Aromatherapy researchers have spent the last two decades testing tea tree, peppermint, melissa (lemon balm), and a surprising standout most blog posts skip over: lemongrass. In a frequently cited 2003 study by Minami and colleagues (cited 240+ times in the herpes-virus literature), lemongrass essential oil completely…
