Pure Herbs LTD was established in 1976 by Dr. Eugene C. Watkins in Sterling Heights, MI to provide locally crafted natural herbal supplements for you and your pets. Pure Herbs LTD only uses pure all-natural ingredients in their supplements. All ingredients are responsibly-sourced through trusted independent suppliers. This ensures the best quality control. Pure Herbs LTD is a trusted manufacturer of safe all-natural supplements that are enjoyed by both people and their pets everywhere. Made in USA.