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Peptides

What Is NAD? A Research Overview

NAD (nicotinamide adenine dinucleotide) is a critical coenzyme studied in aging and metabolic research.

Peptech Lab·Jun 29, 2026
nadnicotinamidecoenzymesirtuinmetabolic research
What Is NAD? A Research Overview
Research use only. Not for human or animal consumption. All products and content are for laboratory research purposes only.

Research use only. Not for use in humans or animals. All products and information on this site are provided strictly for in-vitro laboratory research purposes. They are not for use in humans or animals, and are not drugs, foods, cosmetics, or medical devices.

What Is NAD? A Research Overview

Nicotinamide adenine dinucleotide (NAD) is a coenzyme found in all living cells and is one of the most studied molecules in metabolic and aging research.

Chemical properties

  • Chemical name: Nicotinamide adenine dinucleotide
  • Molecular formula: C21H27N7O14P2
  • Molecular weight: ~663.4 g/mol
  • Appearance: White to off-white lyophilized powder

NAD in research

NAD is studied for its role as a substrate for:

  • Sirtuins (NAD-dependent deacetylases)
  • PARP (poly-ADP-ribose polymerase)
  • CD38 and other NAD-consuming enzymes

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FAQ

What is NAD peptide?

NAD (nicotinamide adenine dinucleotide) is a coenzyme studied in metabolic and aging research. It is supplied as a research-grade reference material.

How is NAD tested?

NAD is verified by HPLC for purity, mass spectrometry for identity, and LAL for endotoxin.