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UPDATE

Sept, 24, 2026

Updated Sterility & 3rd Party Lab Reports

Sept. 24, 2026

Update

New Sterility &

Lab Reports 

Abstract blue protein helix representing peptide research and molecular science
Abstract blue protein helix representing peptide research and molecular science

Research  /  Quality  /  Consistency

A Better You Starts With The Best Peptides

Discover premium, lab-tested research peptides in Canada with verified quality, internal sterility screening, transparent lab results, and fast shipping from Vancouver, BC.

Lab Tested

Lab Tested By Third Party Laboratories

99% Purity

Manufactured With Quality Standards

Sterility Verified

USP 61/62 Internal Sterility Testing

Based In Canada

Owned & Operated In Canada 

Explore The Most Popular Peptides Selected By Our Customers Across Canada, Backed By Our Commitment To Quality, Purity & In-Office Microbial Testing

Best Selling Peptides

Best Seller

Picture Of Vial Of nad+ 500mg By Kelden Peptide Sciences with blue cap

NAD+

500mg

60.00

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Best Seller

Picture Of Vial Of kpv 10mg By Kelden Peptide Sciences with blue cap

KPV

20mg

60.00

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Best Seller

Picture Of Vial Of MOTS-C 10mg By Kelden Peptide Sciences with blue cap

MOTS-C

10mg

50.00

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Best Seller

Picture Of Vial Of BPC-157 10mg By Kelden Peptide Sciences with blue cap

BPC-157

10mg

60.00

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Best Seller

Picture Of Vial Of Retatrutide 10mg By Kelden Peptide Sciences with blue cap

Retatrutide

10mg

80.00

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Best Seller

Picture Of Vial Of Retatrutide 20mg By Kelden Peptide Sciences with blue cap

Retatrutide

20mg

140.00

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Glass molecular structure representing peptide science and biotechnology research

Purity Alone Isn't Enough

99%+ purity does not mean a vial is sterile or free from harmful contamination. This is why we go beyond purity testing with internal sterility verification and batch level safety checks.

Internal
Sterility Testing

Performed in a sterile space by our team of experts to every batch to provide education and safety to all of our customers.

TSA/PDA Agar Sensitive Media 

Performed In Sterile Space By Experts

USP 61/62 Microbial Screening

Batch-By-Batch Quality Control

Third-Party Purity & Mass Testing

Laboratory peptide vials and glassware representing peptide testing and research
Laboratory peptide vials and glassware representing peptide testing and research

Peptide Research & Article HUB

Explore the Kelden Sciences Peptide Research & Article Hub for clear, in-depth peptide research, benefits, mechanisms of action, study findings, protocols, side effects, and published scientific literature. Each article is built to make peptide research easier to understand without sacrificing accuracy or useful detail.

Science-Based 

Easy to understand, research backed content

Product Insight

Learn How Peptides work and their benefits

Protocols Guides

Practical Research-based Information

Regularly Updated

New  Articles added regularly

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Canadian Owned
Committed To Our Community

Kelden Sciences is proudly Canadian-owned and operated. We provide high-quality products, reliable service, and support to customers across Canada.

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.

View Lab Reports →

Microbiology Reports

View available internal microbiology test records for selected batches.

View Reports →

Products

Browse available Kelden Sciences High-Quality Peptides and Other Products

Browse Products →

FAQ

Find answers to common questions about mixing, storage, and product handling.

View FAQ →

Dosage Calculator

Calculate concentration, target amount, draw volume, and syringe measurements.

View Dosage Calculator →

Research HUB

Shop High-Quality Peptides Lab Tested Peptides Backed By verified sterility reports 

View Research HUB →

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