Cantox Health Sciences Intertek Cantox is a leading international scientific and regulatory consulting firm with specialized expertise in the areas of Pharmaceutical & Healthcare, Food & Nutrition, Chemicals, and Agriculture, Biotech & Consumer Products. For over 25 years, we have been helping clients resolve complex scientific and toxicology issues, develop scientific and strategic regulatory and compliance plans, and facilitate timely regulatory global approvals. We optimize success and minimize client risk through broad expertise and knowledge.