Niagen Bioscience Inc. is a bioscience company headquartered in Los Angeles, California. The company specializes in advancing NAD+ science to support cellular health and healthy aging through its proprietary Niagen platform, a patented NAD+-boosting ingredient known as nicotinamide riboside (NR). Niagen powers leading brands such as Tru Niagen, an oral supplement for consumer use, and Niagen Plus, which includes pharmaceutical-grade intravenous and injectable formulations available at clinics across the U.S. Niagen Bioscience Inc. operates ISO-accredited laboratories and maintains a reference standards business providing natural products, phytochemicals, and botanical reference materials for quality assurance in food, supplements, and research. It also runs the ChromaDex External Research Program, supplying high-quality NAD+ precursors to academic and government researchers worldwide. The company discovers, develops, and commercializes proprietary ingredient technologies targeting dietary supplements, food, beverages, skin care, and pharmaceutical markets, emphasizing science-backed innovation, clinical research, and regulatory compliance.