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Vendor profile Research · US · 6 years

Peptide Partners

C
Composite 5.6 / 10

Last updated 2026-08-31. Composite is computed from the live database; missing sub-scores redistribute weight across the others.

Lab quality
6.5
Good
Sentiment
COA
Per-batch
Reliability
6y tenure
Pricing
2.3
Verified

Peptide breakdown

PeptideScoreLab qualityTestsPurity Qty var.$/mg verifiedLast testRanking
Tirzepatide
8.0B+
8.0 7 view
Retatrutide
7.3B
9.3 27 view
Ipamorelin
7.2B
8.4 8 view
CJC-1295
4.6D
3.6 9 view
Tesamorelin
4.6D
4.7 12 view
BPC-157
4.2D
5.8 11 view
TB-500
2.4E
3.4 13 view
Sermorelin
0 view
GHK-Cu
9.1 4 view
Thymosin Alpha 1
0 view
Semaglutide
0 view

COA transparency

  • Publishes per-batch COAs (not just one COA for everyone)
  • Both HPLC and mass spec shown
  • Endotoxin or sterility data shown
  • At least one COA independently cross-checked (pending)
  • Most recent COA within 90 days (2026-04-23) (pending)
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