Niagen Bioscience, Inc. operates as a bioscience company engages in developing healthy aging products. The company operates through three segments: Consumer products; Ingredients; and Analytical Reference Standards and Services. It provides finished dietary supplement products that contain its proprietary ingredients directly to consumers and distributors; nicotinamide adenine dinucleotide (NAD+) test kits to healthcare practitioners; and develops and commercializes proprietary-based ingredient technologies, including food-grade, Niagen, and pharmaceuticalgrade Niagen and supplies these ingredients as raw materials to the manufacturers of consumer products.