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Cheapest · 1000mg
$67.78
$0.07/mg at Southern Aminos
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metabolite52 sources in stock

NAD+

Nicotinamide Adenine Dinucleotide

Coenzyme central to cellular energy and longevity pathways.

Cellular energyLongevityDNA repair
↓ Prices↓ Dosing↓ Research

For research use only · Not for human consumption

/ compare by size

Every source for NAD+

Affiliate disclosure: purchases through links below may earn us a commission. Rankings are never sold — methodology · full disclosure

Size:
1 source for 250mg·cheapest $44.00 at AMP Peptides·$0.18/mg
#1
AMP PeptidesBEST
★ 4.8
$44.00
$0.18/mg
Buy at AMP Peptides →
🏆Our pick for NAD+
Ascension Peptides
1000mg · USA · Card / Crypto / Zelle
  • ✓Third-party tested (Janoshik)
  • ✓COAs provided — Per-batch core, quarterly bonus
  • ✓Best $/mg in stock right now
  • ✓4.8★ community rating
$179.99$104.00
$0.05/mg
Buy at Ascension Peptides →
Affiliate link · disclosure
Also solid
AMP Peptides
500mg · $0.14/mg
$68.00
Buy →
Double R Labs
500mg · $0.09/mg
$54.99
Buy →
Welli Labs
1000mg · $0.08/mg
$84.99
Buy →
How we pick sources →
/ research index

The research base

Research Maturity
★★★★★
5/5 — Volume of studies
Evidence Strength
★★★★☆
4/5 — Quality of evidence

300+ studies. Strong evidence for energy production. Longevity research expanding.

/ mechanism of action

How it works

NAD-dependent enzymes include sirtuins, PARPs. Maintains cellular energy.

/ research dosing

Common research protocols

Range
100-500 mg per session
Frequency
2-3x weekly (SC) or weekly (IV)
Route
Subcutaneous (slow) or IV infusion
Cycle
4-8 weeks loading, then maintenance
Research notes

Slow administration essential to minimize flushing/chest tightness. IV typically clinic-only at 500-1000mg. SC at home in lower doses (100-250mg).

References
PMID: 30297749 →PMID: 32058085 →
FOR RESEARCH USE ONLY. Doses listed are compiled from published research literature, FDA-approved drug labels, and well-documented research community practice. Not medical advice.
/ standalone use

As a solo compound

Effective standalone supplementation.

Common pairings
+ MOTS-c+ SS-31
/ side effects

What to know

Minimal when administered correctly.

/ timeline

Realistic expectations

4-8 weeks

FOR RESEARCH USE ONLY. NAD+ is intended for laboratory research and not for human consumption.