PeptideCompare

Home · Vendors

Is Northline Labs legit?

Northline Labs review: independent lab test results, published COAs, prices and ordering terms.

Visit storenorthlinelabs.org
Northline Labs at a glance: metascore, lab tests and COAs
80Metascore · #51 · low confidence
Finnrick Unrated
0Finnrick tests passed
40published COAs
23peptides listed

Northline Labs example prices

PeptideCheapest listingPricePer mgPrice rank
TirzepatideGLP-2 TR – Premium Research Peptide 120mg1 × 120 mgUSD 373.99USD 3.12#138 of 208Buy
RetatrutideGLP-3 RT – Premium Research Peptide 100mg1 × 100 mgUSD 365.49USD 3.65#122 of 224Buy
SemaglutideGLP-1 SM – Premium Research Peptide 50mg1 × 50 mgUSD 101.15USD 2.02#64 of 145Buy
BPC-157BPC-157 – Premium Research Peptide 20mg1 × 20 mgUSD 89.24USD 4.46#137 of 221Buy
GHK-CuGHK-Cu – Premium Research Peptide1 × 100 mgUSD 84.99USD 0.850#212 of 239Buy
NAD+NAD+ – Premium Research Compound 1000mg1 × 1000 mgUSD 110.49USD 0.111#150 of 219Buy
MOTS-cMOTS-C – Premium Research Peptide 40mg1 × 40 mgUSD 110.49USD 2.76#131 of 228Buy
TesamorelinTesamorelin – Premium Research Peptide 20mg1 × 20 mgUSD 106.24USD 5.31#121 of 222Buy

A preview of up to eight peptides; open the price comparison to browse more. Price rank compares Northline Labs's cheapest vial of each peptide with every other vendor's cheapest. Prices are read from Northline Labs's website and may have changed.

Northline Labs across independent sources

Every source we have for Northline Labs, side by side. Tests of vials bought like a customer would weigh more than reports the vendor picked to publish. How the sources compare across all vendors. Had a Northline Labs vial tested? Send us the report.

SourceWhat it found
Vendor's own COAsReports the vendor chose to publishDose 100% (middle half 99–101%, 34 reports); within ±10% of label 97% (95% range 85–100%); purity median 99.53%Below

Northline Labs independent lab test results (Finnrick)

Finnrick buys vials anonymously and tests them for purity and dose. Northline Labs scores Unrated, with 0 tests passed. Full record on Finnrick.

Northline Labs COA and lab reports

Northline Labs publishes 40 certificates of analysis, 34 with readable numbers, from Horizon Analytical.

PeptideLabDatePurityMeasured vs label
RetatrutideHorizon Analytical2026-10-0599.58%102%
SemaglutideHorizon Analytical2026-10-0599.59%98%
TirzepatideHorizon Analytical2026-10-0599.59%102%
AOD-9604Horizon Analytical2026-09-2499.66%94%
TB-500Horizon Analytical2026-09-2499.72%100%
GlutathioneHorizon Analytical2026-09-2499.65%100%
Thymosin Alpha-1Horizon Analytical2026-09-2499.59%100%
CagrilintideHorizon Analytical2026-09-2499.62%102%
HexarelinHorizon Analytical2026-08-1199.35%99%
OxytocinHorizon Analytical2026-08-1199.44%199%
5-Amino-1MQHorizon Analytical2026-08-0699.4%100%
DSIPHorizon Analytical2026-08-0699.36%99%

All Northline Labs COA documents

Ordering

Website
northlinelabs.org
How to order
Online checkout

Northline Labs scam reports

No buyer scam reports about Northline Labs have been published.

Had a problem with Northline Labs? Report it (we verify your email; it's never shown).

FAQ

Is Northline Labs legit?

Northline Labs has a PeptideCompare metascore of 80/100, ranked #51 (Finnrick score Unrated), with 0 independent lab tests passed. Vendor-published documents are indexed below; document review is incomplete.

Does Northline Labs publish COAs or lab test results?

Yes: 40 published certificates of analysis, 34 with readable numbers, from Horizon Analytical.

Has Northline Labs been independently lab tested?

No independent Finnrick tests are indexed here yet.

How do you order from Northline Labs?

Online checkout.