Natural. Neutralizes odor from bad breath germs. Long-lasting. No. 1 natural mouthwash brand. Data on file. Since 1970. Clinically proven. Long-lasting fresh breath. Clinically proven! Zinc neutralizes the odor caused by bad breath germs, for long-lasting fresh breath, without the burn. What makes a product good? At Tom's, it includes how we make it. Cruelty Free: No animal testing or animal ingredients. No artificial colors, flavors, fragrance, or preservatives. I.P.S: We share every ingredient, its purpose, and its source at www.tomsofmaine.com. Sustainable practices are a priority in every aspect of our business. We strive to maximize recycled content and recyclability of our packaging. 5% (12 days) of employee time to volunteering. 10% of profits to human and environmental goodness. www.tomsofmaine.com. Gluten-free, SLS-free, non-alcoholic. Made in USA.