Listerine is the world's most clinically proven mouthwash brand — trusted by dentists and consumers for over 130 years. Its essential oil formula kills 99.9% of germs that cause bad breath, plaque, and gum disease, reaching areas that brushing and flossing can't. Available in multiple variants including Cool Mint, Total Care, Sensitivity, and alcohol-free Zero. Shop Listerine at Avicen Pharmacy with fast delivery across Muscat and Oman.
Read our expert guide: Oral Health in Oman: Best Toothpastes, Mouthwashes & Electric Brushes
