NaturVet Cranberry Relief Plus Echinacea Helps Support a Healthy Urinary Tract. Plus Echinacea to Provide Essential Immune Support to Help Maintain Overall Health. Tasty, Powder 50gm for Dogs and Cats Over the Age of Six Weeks. Give Recommended Amount Twice a Day for One to Three Weeks for Maintenance Give No More Than Twice Weekly. Active Ingredients per Enclosed 1cc Scoop: Cranberry Extract, Echinacea Purpurea, Vitamin C and Oregon Grape Root. All NaturVet Products are Veterinarian Formulated and Manufactured in the USA in an FDA Audited, cGMP Compliant Facility with a 100% Satisfaction Guarantee.