NaturVet Tear Stain Supplement Plus Lutein with Eyebright Helps Eliminate Unsightly Tear Stains from the Inside Out for Beautiful, Healthy Eyes and Coat. Tylosin Free Formula. Helps to Lubricate the Mucous Membranes and Helps to Support the Immune System. 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. Allow 45-60 days for Results. To Remove Existing Tear Stains use NaturVet Tear Stain Remover Topical for External Use. 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 with a 100% Satisfaction Guarantee.