Supplement • Muscle, performance & recovery
NAD+
Also called Nicotinamide adenine dinucleotide
What it is, the potential benefits being studied, and what the evidence supports right now.
Early human research•Status depends on the exact product•Checked 2026-08-21
01 • Start here
Potential benefits being studied.
Redox biology and marketed energy, recovery, cognition, and healthy-aging claims across multiple delivery routes.
- Metabolic health
- Recovery & tissue research
- Brain & cognition
- Cellular energy & aging
02 • Why it stands out
The simple explanation.
NAD+ is essential to cellular energy production, redox balance, and many repair-related enzymes.
03 • Research highlight
Why researchers are interested.
The biology is fundamental. The practical question is which delivery methods meaningfully improve outcomes in people.
Evidence detailsStudy limits, status, and safety context
Study summary: A small human intravenous study primarily described NAD+ metabolism and pharmacokinetics rather than showing a meaningful clinical benefit.
What to keep in mind: The central biological role of NAD+ does not prove that intravenous, nasal, oral, or other marketed delivery improves energy, longevity, cognition, or recovery.
Potential benefits describe research questions, not a promise that a product will produce the same result in a person.