Research Verify

Janoshik

Independent testing record: Janoshik has 2689 third-party certificates of analysis in the ResearchVerify database, covering 455 vendors across 227 compounds, Jul 2023 – Oct 2026. This reflects the lab’s footprint in our database, aggregated from submitted COAs.

Total COAs
2689
Vendors Tested
455
Compounds Tested
227
Avg RV Score
5.57
Active Span
Jul 2023 – Oct 2026

Purity Results Reported

The spread of purity results Janoshik has reported across every vendor it tested. This reflects the products submitted for testing, not a quality rating of the lab itself.

1216
Tier 1 (≥99.5%)
635
Tier 2 (≥98.5%)
85
Tier 3 (≥95%)
33
Tier 4 (<95%)

Recent Tests

Vendors Tested

  • Eros Peptides · 153 tests
  • Sigma Audley · 90 tests
  • Peptidegurus · 85 tests
  • Shanghai Senria Tech · 74 tests
  • Cocer Peptides · 57 tests
  • Penguin Peptides · 55 tests
  • Nexaph · 51 tests
  • Guangzhou Jeep Biotechnology JEEP · 47 tests
  • Amolist · 46 tests
  • MIX Peptides · 42 tests
  • Modern Peptides · 32 tests
  • Barn · 31 tests

Compounds Tested

  • Tirzepatide · 578 tests
  • Retatrutide · 577 tests
  • GHK-Cu · 113 tests
  • BPC-157 · 100 tests
  • MOTS-c · 83 tests
  • Tesamorelin · 73 tests
  • Semaglutide · 67 tests
  • TB-500 · 62 tests
  • NAD+ · 58 tests
  • CJC-1295 (no-DAC) · 56 tests
  • Ipamorelin · 52 tests
  • HGH (Somatropin) · 47 tests
This page is generated automatically from independently-submitted certificates of analysis. ResearchVerify is not affiliated with Janoshik. Labs cannot pay to appear here or alter this page.