Prairie Naturals NMN Rx 200mg w/Quercetin+Resveratrol provides vitamin B3 and antioxidants - 30 Count Non-GMO, Gluten Free, VeganNMNRx a powerful support for healthy aging and vitality. NMN (nicotinamide mononucleotide) is a powerful, metabolically active form of vitamin B3. It is naturally found in fruits and vegetables, although most NMN is synthesized by the body from nicotinamide, a form of vitamin B3 found in food. NMN is a promising molecule for rejuvenation of cellular health and for prevention of age related diseases. In our cells, NMN can easily be synthesized into the