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For laboratory research use only — not for human or veterinary use

Compound comparison

NAD+ vs NMN

Both sit in the same metabolic pathway studied in redox-biology and cellular-aging research. The difference is position in that pathway: NMN is a single-nucleotide precursor, and NAD+ is the finished dinucleotide coenzyme cells build from it. Supplied for laboratory research use only; not for human or veterinary use.

NAD+ NMN
Molecule type Dinucleotide (redox coenzyme) Mononucleotide (precursor)
Role in the pathway Active NAD+ coenzyme Direct biosynthetic precursor to NAD+
Molecular formula C21H27N7O14P2 C11H15N2O8P
Molecular weight ≈ 663.43 Da ≈ 334.22 Da
CAS number 53-84-9 1094-61-7
PubChem CID 5892 14180
Primary research area Redox biology, cellular aging NAD+ biosynthesis, cellular aging
Format at TagPep 1000 mg lyophilized research vial Reference only — not stocked

Molecular data verified against PubChem and published literature. Molecular weights are average values.

The pathway difference

NMN is a mononucleotide — a single nucleotide unit. Cells convert it to NAD+ when the enzyme NMNAT attaches an adenylyl group, producing the dinucleotide coenzyme. So NMN is studied as an input/precursor and NAD+ as the active redox cofactor. Researchers working on NAD+ metabolism often reference both.

Research context

Both are characterized reference materials in redox-biology, cellular-aging and metabolic research, with identity and reported purity confirmed by batch documentation. See the NAD+ redox primer and the research-peptide reference table.

NAD+ 1000 mg — in stock

Lyophilized research vial with batch documentation

View product

NMN is listed for reference only. Browse the full catalog in the shop, or see how to choose a supplier.

Common questions

What is the difference between NAD+ and NMN?

NAD+ (nicotinamide adenine dinucleotide) is the active redox coenzyme — a dinucleotide. NMN (nicotinamide mononucleotide) is a single-nucleotide direct biosynthetic precursor that cells convert into NAD+. In short, NMN is an input and NAD+ is the finished coenzyme. Both are studied in redox-biology and cellular-aging research and supplied for laboratory research use only.

Is NMN the same as NAD+?

No. NMN is a mononucleotide precursor; NAD+ is the dinucleotide coenzyme synthesized from it (the enzyme NMNAT adds an adenylyl group to NMN to form NAD+). They have different molecular formulas and weights, shown in the table above.

Can I buy NAD+ for research?

Yes. TagPep stocks NAD+ as a 1000 mg lyophilized research vial with batch-specific analytical documentation, for laboratory research use only. NMN is shown here for reference and comparison.

Research-use notice

Factual reference information for laboratory research and educational use. Both compounds are research materials supplied for laboratory research use only — not for human or veterinary use, consumption, injection, administration, diagnosis, or treatment. No dosing or administration guidance is provided or implied.