Freshen breath and strengthen your teeth, without harsh abrasives or irritating chemicals. Sea Fresh® all mouthwash features Blue Green Algae (Aphanizomenon Flos-Aquae), rich in Calcium, proteins and antioxidants, to strengthen your teeth and gums. Potent Spearmint Oil keeps your breath fresh and clean. Grapefruit Seed and Perilla Seed Extracts help reduce tartar build-up while Aloe Vera Gel soothes gum irritation. For a strong smile and fresh breath, use JASON® Sea Fresh® toothpaste and mouthwash twice a day.