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Niagen Bioscience Inc is the leader in NAD+ (nicotinamide adenine dinucleotide) science and healthy-aging research. It is dedicated to advancing healthspan through precision science and innovative NAD+-boosting solutions. It is is clinically proven to increase NAD+ levels efficiently and effectively, and is the key ingredient powering our suite of Niagen brands.

Founded in 1983, Costco Wholesale now operates a global chain of membership-based warehouse clubs, delivering high-quality goods and services at consistently low prices. As of its most recent fiscal year, Costco operated approximately 940 warehouses, serving more than 84 million members across its three geographic segments: Costco US (approximately 73% of total revenue), Costco Canada (13%), and Costco International (14%).Costco's core value proposition—quality products at unbeatable prices—has yielded consistently strong member renewal rates (92% in the US and Canada and nearly 90% internationally). About 55% of Costco's fiscal 2025 revenue came from its grocery offerings, and another 25% from general merchandise.