06/05/2026
Nicotinamide adenine dinucleotide, which is called NAD for short, is pivotal for several body functions. It’s a coenzyme found in every cell, with key roles in DNA repair, cell stress responses, brain and cardiovascular health, and mitochondrial functioning. It also helps activate sirtuin proteins, which are involved in cellular repair and longevity pathways. Read more for more details.
Toronto Functional Medicine Centre explores whether NAD IV therapy may be beneficial in your 40s for aging—pros, risks, and who should consider it.