Tru Niagen®
· What's in Tru Niagen ®?. One capsule of Tru Niagen ® contains 150mg of our active ingredient Niagen ®, a patented and FDA safety-notified form of vitamin B3.Our inactive ingredients are microcrystalline cellulose and hypromellose. Microcrystalline cellulose is a plant-derived fiber and hypromellose is a common ingredient used to make vegetarian capsules.