Sisu - Zinc Lozenges - 30 Tablet(s) - NPN: 80052537 -- Naturally sweetened Sisu Zinc Lozenges provide high-potency zinc in a convenient, great-tasting lemon-lime lozenge. Suitable for adults and children ages 9 and up, these lozenges can be taken year-round for better hair, skin and nail health, or as additional support throughout the cold-and-flu season to boost the immune system and improve resistance to infection.