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UPDATE
Sept, 24, 2026
Updated Sterility & 3rd Party Lab Reports
Sept. 24, 2026
New Sterility &
Lab Reports
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Purity Is Only Half
The Story.
We Test Beyond Purity.
Every Batch entering our inventory undergoes internal microbiological screening, with batch-specific results documented and published
Batch Specific
USP <61> & <62>
Transparent Results
Injectable Products
Should Be Sterile.
Why Both Tests Matter When Using Any Research Compound
Purity Testing
Identity. Potency. Purity
Confirms Identity Of The Peptide
Measures Chemical Purity
Does Not Detect Bacteria, Yeast & Mold
Sterility Testing
The Standard Of Safety.
Screens For Microbial Contamination
Detects Bacteria, Yeast & Mold
Requires Stricter Testing Protocols & Control
Higher Purity Does Not Guarantee Safety. Both Matter
Browse Batch-Tested Microbiology Reports
View Published Batch-Specific Reports Conducted By Experts at Kelden Sciences
Explore Kelden Sciences Resources
Quick access to useful tools, product information, test results, and common questions.
Lab Reports
View available third-party test results for selected products and batches.
Microbiology Reports
View available internal microbiology test records for selected batches.
Products
Browse available Kelden Sciences High-Quality Peptides and Other Products
Dosage Calculator
Calculate concentration, target amount, draw volume, and syringe measurements.
Research HUB
Shop High-Quality Peptides Lab Tested Peptides Backed By verified sterility reports