Purity you can Trust Verify
Third-party HPLC tested. Every batch verified by Janoshik Lab. Complete analytical documentation shipped with every order.
99.7% Average Purity
HPLC Verified
Janoshik Lab Tested
Average Purity
99.7%
ISO 17025
Testing and Calibration Laboratory Competence
International Standard
99.7%
Average Purity
HPLC Verified
Janoshik COA
Janoshik Lab Verified
Third-Party Verified
GLP Principles
Good Laboratory Practice Principles dictated by OECD
Laboratory Standards
GDPR
General Data Protection Regulation Compliant
Data Protected
Why Researchers Choose Us
Every decision we make is driven by one goal: giving researchers confidence in every vial.
Third-Party Tested
Every batch independently verified by Janoshik Lab. HPLC chromatography confirms purity, identity, and potency.
Full Documentation
Certificates of Analysis, batch records, and chain of custody shipped with every order. Full traceability.
How We Compare
What you get with Kingston Peptides versus the industry standard.
Feature
Kingston Peptides
Competitors
HPLC Purity Testing
99.7% average Every batch tested
95–98% typical Batch sampling
Heavy Metal Screening
ND — Not Detected Pb, Hg, Cd, As every batch
Untested or inconsistent Rarely reported
Documentation
Full COA + batch records Chain of custody included
Generic or missing Often not batch-specific
Third-Party Verification
Janoshik Lab Independent, accredited
Self-reported No independent verification
Batch Testing Frequency
100% of batches No exceptions
Spot checks only Many batches untested
HPLC Purity Testing
Kingston: 99.7% average
Competitors: 95–98% typical
Heavy Metal Screening
Kingston: ND — Not Detected
Competitors: Untested or inconsistent
Documentation
Kingston: Full COA + batch records
Competitors: Generic or missing
Third-Party Verification
Kingston: Janoshik Lab
Competitors: Self-reported
Batch Testing Frequency
Kingston: 100% of batches
Competitors: Spot checks only
Every batch tested, every result documented — no exceptions.
0%
0%
Kingston Peptides
Industry Standard