

21st Century® HealthCare, Inc., is one of the largest international manufacturers of human vitamins and companion animal supplements. 21st Century has been manufacturing pet supplements for over 15 years.
When it comes to quality of ingredients, packaging, and product innovation, 21st Century is truly ahead of the competition.
Our dedication to providing you with clinically developed and precisely blended formulations based on the latest scientific research, coupled with our commitment to investing in a state-of-the-art manufacturing facility in Tempe, Arizona enables us constantly to create new products for the health and benefit of your pets. 21st Century is proud to display the Made in USA seal on all our products.
Quality raw materials, cutting edge formulations and superior packaging are just three of the many unique factors that ensure our products will always remain refreshingly innovative, realistically priced and - most important of all - reassuringly safe and reliable.
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21st Century Pet Nutrition is the exclusive pet wellness brand of PetSmart, the largest pet specialty retailer in the world with over 1200 stores in the United States, Canada and Puerto Rico.
As a founding member, 21st Century Pet proudly carries the National Animal Supplement Council (NASC) Quality Seal on our products. The NASC Quality Seal ensures the consumer is buying from a reputable manufacturer that has successfully completed a stringent facility audit by an independent outside organization. This seal ensures that 21st Century meets or exceeds strict quality and labeling guidelines designed to promote the health and well being of companion animals.
To safeguard your pet's health and well being, all 21st Century pet products are manufactured and packaged under strict laboratory procedures and current Good Manufacturing Practices (cGMP) to ensure unqualified purity, freshness and label potency.
