Retatrutide(GLP-1, GIP, and GCGR antagonist)
We've tested 126 samples of Retatrutide sourced from 25 vendors between 17 Dec 2024 and 22 Apr 2025. Purity varies from 89.66% to 99.95%, and quantity can diverge by up to +/-100% vs advertised value.
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Vendors
Tests | |||||||||
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Vendor | Rating | Count | Avg | Min | Max | Oldest | Most Recent | ||
![]() | Limitless Life Nootropics | 4 | 13 Feb 2025 | 19 Feb 2025 | |||||
![]() | Skye Peptides | 5 | 17 Dec 2024 | 20 Mar 2025 | |||||
![]() | PurePeptides | 4 | 27 Feb 2025 | 20 Mar 2025 | |||||
![]() | Loti Labs | 4 | 16 Mar 2025 | 27 Mar 2025 | |||||
![]() | NextechLabs | 6 | 14 Jan 2025 | 20 Mar 2025 | |||||
![]() | Oasis Peptides | 6 | 14 Jan 2025 | 20 Mar 2025 | |||||
![]() | Peptide Crafters | 5 | 17 Dec 2024 | 20 Mar 2025 | |||||
![]() | Polaris Peptides | 9 | 17 Dec 2024 | 19 Feb 2025 | |||||
![]() | Verified Peptides | 4 | 13 Feb 2025 | 19 Feb 2025 | |||||
![]() | Nuscience Peptides | 2 | 22 Apr 2025 | 22 Apr 2025 | |||||
![]() | Platinum Cryo | 2 | 22 Apr 2025 | 22 Apr 2025 | |||||
![]() | Royal Peptides | 6 | 16 Mar 2025 | 26 Mar 2025 | |||||
![]() | Paramount Peptides | 6 | 14 Jan 2025 | 20 Mar 2025 | |||||
![]() | Amino Amigos | 2 | 14 Jan 2025 | 23 Jan 2025 | |||||
![]() | Planet Peptide | 3 | 17 Dec 2024 | 13 Feb 2025 | |||||
![]() | Amplified Amino | 4 | 13 Feb 2025 | 19 Feb 2025 | |||||
![]() | Biolongevity Labs | 4 | 31 Mar 2025 | 22 Apr 2025 | |||||
![]() | Amino Asylum | 2 | 14 Feb 2025 | 19 Feb 2025 | |||||
![]() | Suaway Lab Research | 4 | 31 Mar 2025 | 22 Apr 2025 | |||||
![]() | Coastal Peptides | 5 | 27 Feb 2025 | 20 Mar 2025 | |||||
![]() | Liberty Peptides | 2 | 31 Mar 2025 | 31 Mar 2025 | |||||
![]() | Tydes | 6 | 17 Dec 2024 | 20 Mar 2025 | |||||
![]() | Peptide Sciences | 17 | 17 Dec 2024 | 22 Apr 2025 | |||||
![]() | Forever Young Pharmacy | 8 | 17 Dec 2024 | 31 Mar 2025 | |||||
![]() | Peptide Gurus | 6 | 16 Mar 2025 | 27 Mar 2025 |
Most recent Retatrutide tests
Samples are tested in commercial labs
Quantity | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|
Test Date | Vendor | Test Score | Label | Tested | Difference | Purity | Batch ID | Container | Tested At | Sent By |
22 Apr 2025 | Suaway Lab Research | 6mg | 6.420mg | +7.0% | 99.30% | (no batch ID) | White Label / White Cap | Lab D | Finnrick | |
22 Apr 2025 | Peptide Sciences | 12mg | 10.520mg | -12.3% | 99.71% | RET9920241222-12 | White, Orange / Red Cap | Lab D | Finnrick | |
22 Apr 2025 | Peptide Sciences | 6mg | ⚠️ Sample does not contain Retatrutide | RET7920231109-6 | White, Orange / Orange Cap | Lab D | Finnrick | |||
22 Apr 2025 | Biolongevity Labs | 10mg | 9.900mg | -1.0% | 99.41% | (no batch ID) | White Label / White Cap | Lab D | Finnrick | |
22 Apr 2025 | Peptide Sciences | 6mg | ⚠️ Sample does not contain Retatrutide | RET7920231109-6 | White, Orange / Orange Cap | Lab D | Finnrick | |||
22 Apr 2025 | Peptide Sciences | 12mg | 10.480mg | -12.7% | 99.56% | RET9920241222-12 | White, Orange / Orange Cap | Lab D | Finnrick | |
22 Apr 2025 | Suaway Lab Research | 6mg | 6.370mg | +6.2% | 99.30% | (no batch ID) | White Label / White Cap | Lab D | Finnrick |
Corrections
- 15 Apr 2025: Polaris Peptides
- Lab B test 19 Feb 2025: updated quantity following the identification of a clerical error, value was erroneously listed as 6.25mg. Lab issued an updated test certificate on 7 Apr 2025.
- 15 Apr 2025: Limitless Life Nootropics
- Lab B test 19 Feb 2025: updated quantity following the identification of a clerical error, value was erroneously listed as 9.27mg. Lab issued an updated test certificate on 7 Apr 2025.
- 6 Apr 2025: Forever Young Pharmacy
- Lab A test 14 Feb 2025: updated compound identification, removed purity and quantity values. Error in analysis by lab, compound was incorrectly identified as Retatrutide. Lab issued an updated test certificate.
- 6 Apr 2025: Peptide Sciences
- 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.