CoA for every batch ≥99% Purity Guaranteed Sterility Tested Same-Day Dispatch before 2 PM EST Free U.S. Shipping over $250
dōse.one
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Quality & Testing

Every batch, documented.

Every dōse·one compound is tested and documented with a lot-specific Certificate of Analysis. No exceptions, no faith required. Here's what that means and how to access it.

What a CoA is

A Certificate of Analysis (CoA) is an independent lab report verifying exactly what's in a vial. Every batch we sell is tested by accredited third-party laboratories before it's released. The CoA documents purity, identity, and a full quality-control panel, traceable to the specific lot.

What we test for

Purity (HPLC)≥99%
Identity confirmation (mass spectrometry)CONFIRMED
Net peptide contentREPORTED
Fentanyl screenNOT DETECTED
Heavy metalsPASS
SterilityNO GROWTH
EndotoxinsREPORTED
Browse certificates — by compound
BPC-157
BPC-157 Awaiting first CoA
BPC-157 + TB-500
BPC-157 + TB-500 1 lot on file
DSIP
DSIP Awaiting first CoA
GHK-Cu
GHK-Cu Awaiting first CoA
GLOW
GLOW Awaiting first CoA
GLP-3 (RT)
GLP-3 (RT) 1 lot on file
Glutathione
Glutathione Awaiting first CoA
KLOW
KLOW 1 lot on file
MOTS-C
MOTS-C 1 lot on file
NAD+
NAD+ 1 lot on file
SELANK
SELANK Awaiting first CoA
SEMAX
SEMAX Awaiting first CoA
TB-500
TB-500 Awaiting first CoA
Tesamorelin
Tesamorelin Awaiting first CoA

If a lot doesn't pass, it doesn't ship.

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