Neogen Corporation develops, manufactures, and markets various products and services for food and animal safety in the United States and internationally. It operates through two segments, Food Safety and Animal Safety. The Food Safety segment offers diagnostic test kits and complementary products to detect dangerous and unintended substances in human food and animal feed, including foodborne pathogens, spoilage organisms, natural toxins, food allergens, ruminant by-products, meat speciation, drug residues, pesticide residues, and general sanitation concerns, as well as food quality and nutritional components. It also provides software systems that help testers analyze and store results; natural toxin tests; rapid sanitation tests; culture and prepared media products; filter tests for microbial analysis of water; sample collection products; and food safety analysis laboratory services. This segment sells its products to the milling and grain, meat and poultry, ready-to-eat, fruits and vegetables, seafood, dairy, beverage, water, healthcare, traditional culture media markets, food service, and dietary supplements markets. Its Animal Safety segment provides reagents and test kits for use in immunoassay production, forensic and animal toxicology, and life science research, as well as colorimetric and chemiluminescent substrates; veterinary instruments and disposables; animal care and other products, including digestive aids and nutritional supplements; rodent and insect control products, and disinfectants; and genomics services, such as DNA genotyping, sequencing, and trait analysis for livestock and companion animals. This segment sells its products to companion animal veterinarians; livestock producers, veterinarians, and breed associations; retailers; breeding and genetics companies; diagnostic labs and universities; distributors; and other manufacturers and government agencies. Neogen Corporation was incorporated in 1981 and is headquartered in Lansing, Michigan.