Strengthen your teeth and freshen your breath, without harsh abrasives or irritating chemicals. Sea Fresh® Toothpaste features Blue Green Algae (Aphanizomenon Flos-Aquae), rich in Calcium, proteins and antioxidants, to strengthen your teeth and gums and potent Spearmint and Parsley Extracts to keep your breath fresh and clean. Their exclusive blend of polishers and stain-fighting botanicals includes Bamboo Powder, Calcium Carbonate and Silica to help prevent tartar build-up while gently brightening your smile