Disclosure: We earn a commission from vendors on this page. Rankings are based on objective criteria including price, COA availability, and reputation.
Best NAD+ Vendors of 2026
Ranked by Price, Purity, and Reputation
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Quick Comparison
1Nura PeptideCOA
10/10500mg$0.13/mg
2Ion PeptideCOA
9.8/10$0.09/mg
3Ascension PeptidesCOA
9.5/101000mg$0.10/mg
4Glacier AminosCOA
9.3/10$0.11/mg
5EZ PeptidesCOA
9/10$0.14/mg
| Rank | Vendor | COA | Score | Doses |
|---|---|---|---|---|
| 1 | Nura Peptide | Yes | 10/10 | |
| 2 | Ion Peptide | Yes | 9.8/10 | |
| 3 | Ascension Peptides | Yes | 9.5/10 | |
| 4 | Glacier Aminos | Yes | 9.3/10 | |
| 5 | EZ Peptides | Yes | 9/10 |
Bulk Pricing
Per-vendor quantity breaks — pick a vial size to see the bulk price. Must purchase the full pack.
Nura PeptideCOA30% code thepeptidecatalog
as low as $0.082/mg$585.00500mg × 10$0.12/mg → $0.082/mg with code
View at Nura PeptideIon PeptideCOA15% code thepeptidecatalog
as low as $0.054/mg$637.501000mg × 10$0.064/mg → $0.054/mg with code
View at Ion PeptideAscension PeptidesCOA
as low as $0.047/mg$936.001000mg × 10$0.094/mg → $0.047/mg auto-applied
View at Ascension PeptidesGlacier AminosCOA10% code thepeptidecatalog
as low as $0.072/mg$512.90500mg × 10$0.10/mg → $0.092/mg with code
View at Glacier AminosEZ PeptidesCOA10% code thepeptidecatalog
as low as $0.11/mg$612.00500mg × 10$0.12/mg → $0.11/mg with code
View at EZ PeptidesCompare More Peptide Vendors
How We Score Vendors
Our scoring is based on three weighted factors:
Price Competitiveness (40%)
Normalized to cost per milligram for fair comparisons across vial sizes.
COA Availability (30%)
Third-party lab testing confirming purity, identity, and absence of contaminants.
Vendor Reputation (30%)
Community feedback, shipping reliability, customer service, and business track record.