Cambridge Nutritional Sciences plc, together with its subsidiaries, develops, manufactures, and distributes medical diagnostics products for the food sensitivity testing market in the United Kingdom, rest of Europe, North America, South/Central America, India, rest of Asia and the Far East, Africa, and the Middle East. The company is involved in the research, development, and production of kits for detection of immune reactions to food under the FoodPrint brand. It also provides clinical analysis to the general public, clinics, and health professionals; and supplies Food Detective, a food sensitivity test. In addition, the company offers My Health Tracker, a health app for tracking symptoms, accessing FoodPrint results, and managing gut health; and CNS Lab, which provides laboratory services for food sensitivity. It serves the government, private hospitals and clinics, reference laboratories, nutritionists, naturopaths, and functional medicine healthcare professionals. The company was formerly known as Omega Diagnostics Group PLC and changed its name to Cambridge Nutritional Sciences plc in September 2023. Cambridge Nutritional Sciences plc is based in London, the United Kingdom.