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PuriLab Analytical
COA/RT-2026-029Verified
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Certificate of Analysis

PuriLab Analytical

Retatrutide 15 mg

RT-2026-029Lot NOT PROVIDEDAnalyzed October 26, 2026
Retatrutide 15 mg vial as received

Timeline

Ordered
October 20, 2026
Received
October 24, 2026
Analyzed
October 26, 2026

Sample

Name
Retatrutide 15 mg
Expected
Retatrutide
Amount
1 vial, lyophilized powder

Testing

Client
BetterBuy Aminos
Test type
Content & purity
Method
HPLC-UV
Content, how much is in it
18.34mg
Label claim: 15 mg
Purity, how clean it is
99.7%
by HPLC-UV peak area

Chromatogram

HPLC-UV

mAU5010015020016182022Retention time (min), 15 to 23 min18.22
18.22 min, Retatrutide, 99.7%

Analyst Comments

White lyophilized powder, clear-cap vial, received sealed.

Analyst Signature

Max Barrett
Lab Director, PuriLab Analytical
Analysis date: October 26, 2026

Verification Code

RT-CXJK-O6LS
Verify at purilab.org/verify/RT-CXJK-O6LS

Scan to Verify

RT-CXJK-O6LS

Results apply solely to the sample as received and are not representative of any larger lot, batch, or production run. Findings are limited to the analytes stated above. PuriLab Analytical is an independent testing laboratory, is not CLIA certified or ISO 17025 accredited, does not sell or distribute any substance, and makes no representation as to the safety, legality, or fitness of any material for any use.

PuriLab Analyticaladmin@purilab.org
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