NaturVet Tear Stain Supplement Plus Lutein for Dogs and Cats, 60 ct Chewable Tablets, Made in USA Tylosin free formula contains Eyebright and natural, active ingredients to help eliminate unsightly tear stains from the inside out to give your pet healthy, beautiful eyes. Contains Marshmallow Root to help lubricate mucous membranes and Oregon Grape Root for a natural anti-microbial. Tasty, Chewable Tablets 60ct for Dogs and Cats over the age of 12 weeks. Give daily until tear stains subside then continue use for additional 30 days. After 30 days, stop administration and use only when needed. To remove existing tear stains use NaturVet Tear Stain Remover Topical for external use and trim stained fur until new unstained fur grows in. Active Ingredients per 3 Gram Tab: Cranberry Extract, Oregon Grape Root, Calcium Ascorbate (Vitamin C), Eyebright Herb Extract, Marshmallow Root, Linolenic Acid (Omega-3), Lutein and Linoleic Acid (Omega-6). All NaturVet products are veterinarian formulated and manufactured in the USA in an FDA audited, cGMP compliant facility. 100% Satisfaction Guarantee.