Zen Peptides
Independent testing record for Zen Peptides: 23 third-party lab reports across 4 compounds, tested by 2 analytical laboratories. Built entirely from certificates submitted to ResearchVerify — the vendor has no input into this page.
Total COAs
23
Compounds
4
Testing Labs
2
Avg RV Score
5.05
Purity Range
85.7%–100.0%
Tesamorelin tested at 85.72 by Krause Analytical. Shown for completeness — every batch on file is counted here, not only the strongest results.
Purity Tier Distribution
16
Tier 1 (≥99.5%)
4
Tier 2 (≥98.5%)
2
Tier 3 (≥95%)
1
Tier 4 (<95%)
Recent Tests
- Tirzepatide · Krause Analytical · · RV 5.2/10 · — · #FNR-xk5jyj9
- Retatrutide · Krause Analytical · · RV 5.2/10 · — · #FNR-k738s4y
- Retatrutide · Krause Analytical · · RV 5.6/10 · — · #FNR-ux7242t
- Tirzepatide · Krause Analytical · · RV 5.2/10 · — · #FNR-sq3xphu
- Tesamorelin · Krause Analytical · · RV 4.7/10 · — · #FNR-ppdsqzw
- Tesamorelin · BTLabs · · RV 5.5/10 · — · #FNR-npb3xvv
- Retatrutide · BTLabs · · RV 4.7/10 · — · #FNR-mm7bdk9
- Tesamorelin · Krause Analytical · · RV 4.1/10 · — · #FNR-wvqyxf3
- Retatrutide · BTLabs · · RV 4.7/10 · — · #FNR-z3w4hc7
- Retatrutide · BTLabs · · RV 4.7/10 · — · #FNR-8832ygt
- GHK-Cu · Krause Analytical · · RV 5.3/10 · — · #FNR-9fb7ur2
- Tesamorelin · Krause Analytical · · RV 5.6/10 · — · #FNR-rwzqqv3
- Tirzepatide · BTLabs · · RV 3.9/10 · — · #FNR-54zud6y
- Retatrutide · BTLabs · · RV 4.7/10 · — · #FNR-rmd5cfv
- GHK-Cu · Krause Analytical · · RV 5.6/10 · — · #FNR-xwcxky3
Compounds Tested
- Retatrutide · 9 tests
- Tesamorelin · 6 tests
- GHK-Cu · 4 tests
- Tirzepatide · 4 tests
Testing Labs
- Krause Analytical · 16 tests
- BTLabs · 7 tests
This page is generated automatically from independently-submitted certificates of analysis. ResearchVerify is not affiliated with Zen Peptides. Vendors cannot pay to appear here, alter their results, or have this page removed.