N(r) Niagen is THE ONLY PROVEN Natural Supplement for Boosting NAD+ Levels! It is the must have supplement for reversing aging, boosting metabolism, improving mental focus and memory, and increasing muscle endurance. N(r) is a breakthrough supplement that is designed for on-going daily use. Read about its benefits and how it works to make a huge impact in our bodies.

30 days supply, take 2 capsules everyday upon waking.

Why should you take N(r)