Veterinarian formulated and recommended to help support and maintain a healthy urinary tract and immune system. for Dogs & Cats Available sizes: 50 grams Active Ingredients per 1 cc scoop Cran-Max 210 mg Echinacea Purpurea 105 mg Oregon Grape Root 34 mg Vitamin C (from Ester-C) 34 mg Inactive Ingredients Fish Protein Digest, Non-Fat Dry Milk, Silica Aerogel and Stevia. Directions Weight Daily Amount Dogs & Cats up to 15 lbs. 1 scoop 16 to 50 lbs. 1-1/2 scoops 51+ lbs. 2 scoops Note: Give twice daily for 1 week up to 3 weeks, then no more than twice weekly or per your Veterinarian's recommendations.