Kpv Purity: 109 Lab Tests Across 64 Vendors

18 studies (6 from unattributed sources) on Kpv curated from PubMed, ClinicalTrials.gov, and EuropePMC. Updated daily.

We tested 109 Kpv batches across 64 manufacturers

Independent certificate-of-analysis evidence from third-party labs — the data behind the studies. Updated as new COAs are verified. Read the full grey-market analysis →

99.52%
Avg purity
109
Batches tested
64
Manufacturers
1
Underdosed >10%
ManufacturerBatchesAvg purity
Verified Peptides 8 99.83% View COA →
Xcel Peptides 4 99.82% View COA →
(unknown) 4 99.56% View COA →
EZP 4 99.49% View COA →
Allen Biotechnology Co Abc 4 99.41% View COA →
MKM Peptides 4 98.37% View COA →
Modern Research LLC 3 99.83% View COA →
Qingdao Sigma Chemical 3 99.6% View COA →

Recent certificates: #14819 (99.168%) · #14579 (99.002%) · #13236 (99.122%) · #13508 (99.135%) · #10192 (99.159%) · #13018 (99.246%)

Vendors who tested Kpv

Manufacturers with published third-party certificates of analysis for Kpv. Open a vendor to see every batch we've verified.

Verified Peptides 8 COAs · 99.8% avg Xcel Peptides 4 COAs · 99.8% avg EZP 4 COAs · 99.5% avg ABC 4 COAs · 99.4% avg MKM 4 COAs · 98.4% avg Modern Research LLC 3 COAs · 99.8% avg QSC 3 COAs · 99.6% avg UTHER 3 COAs · 99.5% avg anya@shsry.com.cn 2 COAs · 99.9% avg Nexaph 2 COAs · 99.8% avg SSA 2 COAs · 99.8% avg QYC 2 COAs · 99.8% avg

Research tools

Free, no account — handy when you're working with Kpv.

Reconstitution calculator Bac water, concentration & insulin-unit math Verify a COA Look up a report number against our corpus