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Peptide Sciences

Peptide Sciences
Retatrutide

Finnrick tested 17 samples of Retatrutide (GLP-1, GIP, and GCGR antagonist) from Peptide Sciences between 17 Dec 2024 and 22 Apr 2025. Tests score average over 0, no score below 0, and at least 6 tests warrant a confident Finnrick Rating of E (Bad).

Finnrick Rating™
E
BAD
Peptide Sciences
Retatrutide
Tested 17 Samples
Last test 22 Apr 2025

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All Retatrutide tests from Peptide Sciences

Samples are tested in commercial labs

Tests Count

17

Scores

AVG4.6MIN2.0MAX8.7

Last

22 Apr 2025

First

17 Dec 2024
Quantity
Test Date
Test Score
LabelTestedDifferencePurityBatch IDContainerTested AtSent By
22 Apr 20257.512mg10.520mg-12.3%99.71%RET9920241222-12White, Orange / Red CapLab DFinnrick
22 Apr 20257.112mg10.480mg-12.7%99.56%RET9920241222-12White, Orange / Orange CapLab DFinnrick
22 Apr 20252.06mg
⚠️ Sample does not contain Retatrutide
RET7920231109-6White, Orange / Orange CapLab DFinnrick
22 Apr 20252.06mg
⚠️ Sample does not contain Retatrutide
RET7920231109-6White, Orange / Orange CapLab DFinnrick
18 Apr 20254.86mg8.750mg+45.8%99.05%RET7920231109-6White, Orange / Orange CapLab DFinnrick
18 Apr 20254.96mg8.720mg+45.3%99.09%RET7920231109-6White, Orange / Orange CapLab DFinnrick
28 Mar 20257.416mg14.165mg-11.5%99.61%RET9920241120-16White, Orange / Turquoise CapLab CFinnrick
28 Mar 20258.116mg14.693mg-8.2%99.55%RET9920241120-16White, Orange / Turquoise CapLab CFinnrick
28 Mar 20258.712mg11.104mg-7.5%99.70%RET9920241222-12White, Orange / Red CapLab CFinnrick
28 Mar 20257.412mg10.606mg-11.6%99.63%RET9920241222-12White, Orange / Red CapLab CFinnrick
28 Mar 20252.06mg
⚠️ Sample does not contain Retatrutide
RET7920231109-6White, Orange / Orange CapLab CFinnrick
28 Mar 20252.06mg
⚠️ Sample does not contain Retatrutide
RET7920231109-6White, Orange / Orange CapLab CFinnrick
19 Feb 20252.06mg
⚠️ Sample does not contain Retatrutide
RET7920231124-6White Label / Purple & Orange CapLab BFinnrick
14 Feb 20252.06mg
⚠️ Sample does not contain Retatrutide
RET7920231124-6White Label / Purple & Orange CapLab AFinnrick
13 Feb 20252.06mg
⚠️ Sample does not contain Retatrutide
RET7920231124-6White Label / Purple & Orange CapLab CFinnrick
13 Feb 20252.06mg
⚠️ Sample does not contain Retatrutide
RET7920231124-6White Label / Purple & Orange CapLab CFinnrick
17 Dec 20245.86mg7.823mg+30.4%99.48%RET7920231124-6White Label / Purple & Red CapLab AFinnrick

Corrections

6 Apr 2025
Lab A test 14 Feb 2025: updated compound identification, removed purity and quantity values. were incorrect. Error in analysis by Lab, compound was incorrectly identified as Retatrutide. Lab issued an updated test certificate.