✓ Purity · passBatch · DRL-06-NJ50Shop-provided sample
NAD+ × doublerlabs.is — Lab Test, June 2026
Tested · submitted by @Frank 👑 Legend
Sample source: shop-provided. The shop chose and sent this vial. Samples bought at retail by a member carry more weight.How we weigh evidence →
HPLC Purity
99.676%
✓ Excellent purity only
Independently confirmed on the lab’s portal✓ Extra check
COA KVR-2026-9CFEF4 matches Kovera Labs's public record. So this test doesn't rest on our review alone — the lab confirms it too.
Lookup code
T2WBQJOLook it up on Kovera Labs ↗Checked Jun 20, 2026
Test results
9 data points
Purity
99.676%
Endotoxins
<0.5 EU/mL
Heavy metals
Arsenic, Cadmium, Lead, Mercury all Negative
Stated qty
500 mg
Tested qty
537.47 mg
Qty match
107% of labeled · +7%
0label125%
Batch / Lot
DRL-06-NJ50
COA number
KVR-2026-9CFEF4
Container
Black Cap / Silver Crimp
Tested by
Kovera LabsView profile →
About this test
Independent HPLC purity analysis of NAD+ from doublerlabs.is, performed by Kovera Labs on June 20, 2026. Reported purity: 99.676%. Net content: 537.47 mg against 500 mg labeled (107% of label). Endotoxins: <0.5 EU/mL. Heavy metals: Arsenic, Cadmium, Lead, Mercury all Negative. Batch DRL-06-NJ50. Sample source: shop-provided. Certificate of analysis attached.
Certificate of analysis
Original document
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