New June COAs are now available — verify your batch purity in our Lab Reports.

INDEPENDENT THIRD-PARTY VERIFICATION

Lab Reports & COAs

Every FirstLabs PH batch is independently tested for identity and purity by Janoshik Analytical . Certificates of Analysis are published openly below.

≥99%

AVERAGE HPLC PURITY

100%

BATCHES THIRD-PARTY TESTED

Open

PUBLIC COAS, NO GATEKEEPING

CURRENT BATCHES

Published Reports

Retatrutide 20mg

NEW
Batch
FIRS-RT20-2606
Lab
Freedom Diagnostic
Date
Jun 2026
Purity
≥99%
DOWNLOAD

BPC-157 10mg

NEW
Batch
#172202
Lab
Janoshik Analytical
Date
Jun 2026
Purity
99.642%
DOWNLOAD

Tesamorelin 10mg

NEW
Batch
#172191
Lab
Janoshik Analytical
Date
Jun 2026
Purity
98.124%
DOWNLOAD

Semax 10mg

NEW
Batch
#172193
Lab
Janoshik Analytical
Date
Jun 2026
Purity
99.286%
DOWNLOAD

Melanotan 2 10mg

NEW
Batch
#172199
Lab
Janoshik Analytical
Date
Jun 2026
Purity
99.914%
DOWNLOAD

KPV 10mg

NEW
Batch
#172205
Lab
Janoshik Analytical
Date
Jun 2026
Purity
98.514%
DOWNLOAD

MOTS-c 40mg

NEW
Batch
#172196
Lab
Janoshik Analytical
Date
Jun 2026
Purity
99.349%
DOWNLOAD

Retatrutide 30mg

Batch
#121829
Lab
Janoshik Analytical
Date
Mar 2026
Purity
99.482%
DOWNLOAD

Retatrutide 15mg

Batch
#167355
Lab
Janoshik Analytical
Date
Jun 2026
Purity
99.594%
DOWNLOAD

Tirzepatide 20mg

Batch
#167347
Lab
Janoshik Analytical
Date
Jun 2026
Purity
99.508%
DOWNLOAD

Tesamorelin 10mg

Batch
#87710
Lab
Janoshik Analytical
Date
Nov 2025
Purity
99.043%
DOWNLOAD

KLOW 80mg (TB-500/BPC-157/GHK-Cu/KPV)

Batch
#87708
Lab
Janoshik Analytical
Date
Nov 2025
Purity
Verified
DOWNLOAD

CJC-1295 + Ipamorelin 5+5mg

Batch
#121834
Lab
Janoshik Analytical
Date
Mar 2026
Purity
Verified
DOWNLOAD

Selank 10mg

Batch
#121837
Lab
Janoshik Analytical
Date
Mar 2026
Purity
99.793%
DOWNLOAD

NAD+ 500mg

Batch
#121832
Lab
Janoshik Analytical
Date
Mar 2026
Purity
Verified
DOWNLOAD

Need a specific batch report? Request it →

OUR TESTING PARTNER

About Janoshik Analytical

Janoshik Analytical is one of the most respected independent peptide and small-molecule testing laboratories serving the global research community. They perform high-precision HPLC, mass spectrometry, and identity verification on samples submitted by manufacturers and resellers.

FirstLabs PH submits each production batch directly to Janoshik for impartial third-party verification before it ships to researchers.

EARN WITH FIRSTLABSPH

Up to 30% commission. Paid monthly.

Join the FirstLabsPH partner program — built for researchers, educators, and creators who recommend independently verified peptides. Real-time dashboard, lifetime referral attribution, and on-time payouts.

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GROWTH
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