Longevity / mitochondrial
NAD+
Supplement / IVNicotinamide adenine dinucleotide · Metabolic coenzyme (not a peptide)
Central redox coenzyme marketed for energy and anti-aging.
What it is
A naturally occurring coenzyme essential for energy metabolism and a substrate for sirtuins and DNA-repair enzymes; levels decline with age. Sold as IV therapy and oral precursors (NMN/NR).
How it works
Serves as an electron carrier in respiration and a co-substrate for sirtuins/PARPs in metabolism and DNA repair.
Studied for
Cellular energy, aging, metabolic health, cognition.
Regulatory status
Marketed as supplement / IV therapy, not an approved anti-aging drug.
Safety
IV can cause flushing, nausea, chest tightness (rate-related); generally low-risk but benefits often overstated.
Educational information only — not medical advice, and not a recommendation to use any compound. Many peptides here are not approved for human use; legal status and evidence quality vary and are noted above. This page contains no dosing information. Consult a qualified clinician before making any health decision.