Niagen Bioscience, Inc. (NASDAQ: NAGE), the global authority on NAD+ (nicotinamide adenine dinucleotide) with a focus on the science of healthy aging, today announced that its Board of Directors has authorized an increase to the Company's previously disclosed share repurchase program (the "Program"), raising the total authorization from $10 million to $20 million of the Company's outstanding common stock.

Through March 17, 2026, the Company has repurchased approximately $2.6 million of its common stock under the Share Repurchase Program. Additional information regarding share repurchases will be reported in the Company's periodic reports filed with the SEC.