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Lab results
Certificates of analysis (COAs) from independent labs, listed newest first. Each entry shows the date on the report. Sold for laboratory research use only. Not for human or veterinary use.
Testing lab Vanguard Laboratory, Olympia WA
Laboratory ID V261109-5 001
Lot number TR15306263A
Identity: Retention Time (HPLC-UV/VIS) Pass – Matches Ref. Standard
Identity: Spectral Analysis (HPLC-UV/VIS) Pass – Matches Ref. Standard
Chromatographic Purity (HPLC-UV/VIS) >99.80%
Quantity (HPLC-UV/VIS) 14.06 mg
Solubility in water Pass
Date reported Nov 11, 2026
Verify on Verified by Vanguard · View the full report · Read the write-up
Retatrutide (GIP/GLP-1/glucagon) 30mg
Failed
No longer for sale.
Testing lab Janoshik Analytical
Laboratory ID #250495
Lot number RT30306261A
Common GLP-1 peptide not detected
Date received Nov 6, 2026
Analysis conducted Nov 10, 2026
All vials from this supplier have been pulled from sale while we investigate.
Verify this report with the lab · View the full report · Read the write-up
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Peptide lots are specified at 99% purity or better, filled within ±10% of the label, and guaranteed sterile with no endotoxins. We recommend Janoshik or Vanguard Laboratory to gather your own data.
❄️ The fine print. Snowman Research sells laboratory research materials to adults 21+. We are a retailer: not a pharmacy, not a compounding pharmacy, not a clinic, and we give no medical advice. No product here is FDA-approved, and none may be used in humans or animals or to diagnose, treat, cure or prevent any condition. Free shipping to US addresses on every order; international free over $200 ($20 under $200). Orders placed by 3pm CT ship the same day. Every package comes with tracking. Read our research-use policy .
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