This independent HPLC with UV detection and mass spectrometry analysis confirms NAD+ 500mg from Peptide Supply Co at 99.63% purity. The analysis was conducted by Freedom Diagnostics Testing on March 10, 2026.
NAD+ is a coenzyme and metabolic cofactor researched for its potential benefits in cellular energy production, mitochondrial function, and age-related health support. A purity level of 99.63% demonstrates high-quality synthesis with minimal impurities.
The full certificate of analysis (COA: 2603090241) is available for download on this page.

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