https://www.gsh-world.com/news/summary-of-existing-research-on-role-of-nmn.html
Summary of existing research on role of NMN - GSHWORLD
May 15, 2023 - Supplementing NMN is closely related to the nervous system, immune system, heart, skeletal muscle, liver, kidney, and multiple organs or systems.
existing researchsummaryrolenmn