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Research-Grade • Verified Purity ≥98% (HPLC) • Packaged & QC Tested in USA

Built For Those Who Demand Certainty

Verified purity ≥98% (HPLC). Packaged & quality tested in the USA. Transparent standards. No shortcuts. Just results you can verify.

Premium Peptide Collection

Research-Grade Peptides

Verified purity ≥98% (HPLC). Packaged and quality tested in the USA for scientific research and laboratory applications

GLP-3R 15mg 3mL

GLP-3R 15mg 3mL

(5.0)
$80
GLP-2T  10mg

GLP-2T 10mg

(5.0)
$45
GLP-3R 10mg

GLP-3R 10mg

(5.0)
$65

3rd Party Tested

& Approved

Packaged & QC Tested in USA

Quality Assured

Veteran-Owned

Service & Excellence

Industry Standard

Premium Quality

Who We Are

We're a husband and wife team running every part of this business ourselves. From sourcing to packing orders, and even answering every message personally, nothing is outsourced. With no middlemen, no inflated overhead, and no unnecessary markups, we're able to offer high-quality research peptides at prices researchers can actually afford.

Our commitment is simple: exceptional quality, honest pricing, and a customer experience handled directly by the people who care the most — us.

All peptides are for Research Use Only (RUO) – intended for laboratory research and scientific investigation.

Laboratory research

Shipping

All orders placed Monday–Thursday will be processed and shipped the next business day.

Orders placed Friday–Sunday will be fulfilled on Monday.

Legal Disclaimer

All MannKind products are for research use only. All sales are final. No refunds or exchanges.

By placing an order, you acknowledge that you are purchasing research materials, verify that you understand our terms and conditions, and agree to use all products responsibly and in accordance with applicable guidelines.

Laboratory quality control

Quality & Compliance

Manufacturing Standards

US‑based, cGMP‑aligned production with documented processes, validated cleaning, and controlled environments.

Testing & Documentation

Independent third‑party verification with COAs, purity assays, and identity confirmation available per lot.

Sourcing & Storage

Reputable inputs, traceable supply chains, and cold‑chain storage protocols to preserve product integrity.

Support & Ordering

Secure checkout, prompt fulfillment, and responsive assistance for research professionals.

Why Choose MannKind Labs

Verified Purity ≥98% (HPLC)

Every batch third-party tested with Certificate of Analysis included

Packaged & Quality Tested in USA

Packaged and quality tested domestically with full traceability

Expert Support

Veteran-owned with dedicated customer service and fast shipping

Ready to Start Your Research?

Explore our full catalog of research-grade peptides and discover products trusted by researchers worldwide

USA MADE LAB TESTED PEPTIDES

For Research Use Only

MannKind Labs is a chemical supplier. MannKind Labs is not a compounding pharmacy or chemical compounding facility as defined under 503A of the Federal Food, Drug, and Cosmetic act. MannKind Labs is not an outsourcing facility as defined under 503B of the Federal Food, Drug, and Cosmetic act.

The statements made within this website have not been evaluated by the US Food and Drug Administration. The products we offer are not intended to diagnose, treat, cure or prevent any disease.

Human/Animal Consumption Prohibited. Laboratory/In-Vitro Experimental Use Only

MannKind Labs

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MannKind Labs LLC supplies research-grade materials intended strictly for laboratory and analytical research purposes. All products labeled 'For Research Use Only.' Not for human or veterinary use. No medical, therapeutic, diagnostic, or performance claims made. Not a compounding pharmacy. No controlled substances or FDA-regulated pharmaceuticals sold.

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