World famous science and technology expert   TRU NIAGEN® and TRU NIAGEN® Beauty are both pioneering science-based products manufactured by US-based ChromaDex, which was co-founded by Dr. Charles Brenner, the world's foremost authority on NAD+ metabolism. Dr. Brenner has a renowned international reputation, and published a considerable number of academic articles about NAD+ and owns issued patents.  Quality Assurance  TRU NIAGEN® and TRU NIAGEN® Beauty are manufactured in the USA. The manufacturing processes comply with strict quality requirements, and the product quality approved by the cGMP, and FDA.