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NAD+: Nicotinamide Adenine Dinucleotide Research Use Only | ≥99% Purity
NAD+ (Nicotinamide Adenine Dinucleotide) is a naturally occurring coenzyme found in all living cells, playing a central role in cellular energy metabolism and redox signaling. As a critical cofactor in mitochondrial oxidative phosphorylation and a key substrate for sirtuins (SIRT1-7) and poly(ADP-ribose) polymerases (PARPs), NAD+ has emerged as one of the most extensively researched molecules in the fields of cellular biology, aging research, and metabolic signaling.
NAD+ has been studied in preclinical research models for its role in mitochondrial biogenesis, DNA repair mechanisms, circadian rhythm regulation, and cellular stress response pathways. Its function as a substrate for NAD+-dependent enzymes makes it a foundational research tool for investigators studying energy metabolism, epigenetic regulation, and cellular senescence in controlled laboratory settings.
All USA Made Peps NAD+ is tested by an independent laboratory on every shipped lot (chromatographic purity by UPLC with area normalization, and identity by mass spectrometry); every lot we have published has tested at 99% or higher, our written guarantee is 98.0% (see the specification block), and each shipped lot is supplied with a full Certificate of Analysis.
Available sizes:
Supplied as lyophilized powder. Store at -20°C. For research use only.
For Research Use Only. Not for human or animal use. Not FDA-approved. Not intended to diagnose, treat, cure, or prevent any disease or condition. For in vitro laboratory research purposes only. Buyer assumes full responsibility for lawful use in their jurisdiction.
Chemical identity & references
PubChem CID 5892 · CAS 53-84-9 · C21H27N7O14P2, 663.4 g/mol (our certificates print PubChem CID 925, the neutral entry for the same molecule)
Molecular weights shown are nominal identity values; salt or complex form and net peptide content are stated on each lot’s Certificate of Analysis. Verify this lot’s COA.

Finished in the USA from imported peptide APIs, third-party tested, veteran owned. Get your code, plus new product drops and restock alerts.
Research Use Only. All products sold by USA Made Peps are intended strictly for laboratory research use by qualified researchers. They are not for human or veterinary use, consumption, ingestion, injection, or any form of in vivo administration. They are not dietary supplements, foods, pharmaceuticals or medical devices, and are not FDA approved to diagnose, treat, cure or prevent any disease or condition. Purchasers must be at least 21 years of age and confirm qualified researcher status at checkout.
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