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Researcher Verification

QC Labs sells research compounds exclusively to qualified researchers and laboratories for in vitro and laboratory use. Please confirm before continuing.

By proceeding you affirm the statements above are true. Products are not for human or veterinary use, not for use in diagnostic procedures, and have not been evaluated by the U.S. Food and Drug Administration.

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Quality Assurance Program

Quality Verified.
Research Driven.

At QC Labs, quality is the foundation of our brand. Every product is backed by independent third-party laboratory verification — because research demands nothing less than complete transparency.

Our Standards

Verification at Every Stage

Quality Verified

Every product manufactured under controlled, pharmaceutical-grade processes with rigorous quality oversight at each stage.

Batch-Specific COAs

A Certificate of Analysis accompanies every batch — full transparency into purity, potency, and identity.

Purity Analysis

Independent third-party analytical testing verifies high purity across our entire research catalog.

Identity Testing

Blind testing confirms molecular identity — ensuring the peptide you ordered is the peptide you receive.

Trusted Partners

Reports conducted by accredited independent laboratories including Janoshik analytical services.

Batch Verification

Each report carries a unique verification key — confirm authenticity directly with the testing lab.

Independent Testing

Third-Party Laboratory Reports

Browse our archive of independent lab reports. Each is verifiable directly with the testing laboratory using its unique verification key.

QC-RTT report

QC-RTT

10mg

Purity: 99.478%

Janoshik · #151636

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Tirzepatide report

Tirzepatide

10mg

Purity: 99.443%

Janoshik · #151643

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Tirzepatide report

Tirzepatide

15mg

Purity: 99.719%

Janoshik · #137048

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Tesamorelin report

Tesamorelin

10mg

Purity: 99.073%

Janoshik · #90546

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Glow report

Glow

10mg

Purity: Blend Verified

Janoshik · #137063

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MOTS-C report

MOTS-C

10mg

Purity: 99.817%

Janoshik · #90544

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NAD+ report

NAD+

500mg

Janoshik · #90427

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Tirzepatide report

Tirzepatide

10mg

Purity: 99.443%

Janoshik · #151643

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Retatrutide report

Retatrutide

60mg

Purity: 99.841%

Janoshik · #152900

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Retatrutide report

Retatrutide

20mg

Purity: 99.618%

Janoshik · #152890

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NAD+ report

NAD+

500mg

Purity: 99.94%

Freedom Diagnostics · 2609180940

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Tirzepatide report

Tirzepatide

30mg

Purity: 99.86%

Freedom Diagnostics · 2609210551

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Bacteriostatic Water report

Bacteriostatic Water

3mL

Purity: pH 6.8 | Benzyl Alcohol 0.836% | Fentanyl Not Detected | Sterile | Endotoxin 0.156 EU/mL

ILS Laboratories · COA-2026-954441

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Knowledge Base

Frequently Asked Questions

A COA is a third-party laboratory document verifying a product's identity, purity, and potency. Every QC Labs product is accompanied by an independent report you can review and verify.

Important Notice

Third-party laboratory reports are provided for transparency and correspond to the applicable product supplied by our manufacturing partner. Results may vary by manufacturing batch. Always refer to the report associated with the product you are purchasing.

For Research Use Only • Not for Human Consumption

FOR RESEARCH USE ONLY • NOT FOR HUMAN CONSUMPTION • QC LABS ANALYTICAL STANDARDS • PRECISION • PURITY • PERFORMANCE • FOR RESEARCH USE ONLY • NOT FOR HUMAN CONSUMPTION • QC LABS ANALYTICAL STANDARDS • PRECISION • PURITY • PERFORMANCE • FOR RESEARCH USE ONLY • NOT FOR HUMAN CONSUMPTION • QC LABS ANALYTICAL STANDARDS • PRECISION • PURITY • PERFORMANCE • FOR RESEARCH USE ONLY • NOT FOR HUMAN CONSUMPTION • QC LABS ANALYTICAL STANDARDS • PRECISION • PURITY • PERFORMANCE • FOR RESEARCH USE ONLY • NOT FOR HUMAN CONSUMPTION • QC LABS ANALYTICAL STANDARDS • PRECISION • PURITY • PERFORMANCE • FOR RESEARCH USE ONLY • NOT FOR HUMAN CONSUMPTION • QC LABS ANALYTICAL STANDARDS • PRECISION • PURITY • PERFORMANCE • FOR RESEARCH USE ONLY • NOT FOR HUMAN CONSUMPTION • QC LABS ANALYTICAL STANDARDS • PRECISION • PURITY • PERFORMANCE • FOR RESEARCH USE ONLY • NOT FOR HUMAN CONSUMPTION • QC LABS ANALYTICAL STANDARDS • PRECISION • PURITY • PERFORMANCE •