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Purity, Precision, Progress
Enjoy free shipping on orders over $200
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Fast Shipping
Purity, Precision, Progress
Enjoy free shipping on orders over $200
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Purity, Precision, Progress
Enjoy free shipping on orders over $200
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Purity, Precision, Progress
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24/7 customer support
Pure, Potent & Precision
Enjoy free shipping on orders over $175
Save 15% off your first order by subscribing
24/7 customer support
Pure, Potent & Precision
Enjoy free shipping on orders over $175
Save 15% off your first order by subscribing
24/7 customer support
Pure, Potent & Precision
Enjoy free shipping on orders over $175
Save 15% off your first order by subscribing
24/7 customer support
Pure, Potent & Precision
Enjoy free shipping on orders over $175
Save 15% off your first order by subscribing
24/7 customer support
Pure, Potent & Precision
Enjoy free shipping on orders over $175
Save 15% off your first order by subscribing
24/7 customer support
Pure, Potent & Precision
Purity. Precision. Progress.

The Trusted Source for High-Grade Peptides.

Empowering academic and independent researchers with rigorously tested materials.

🔬 For Research Use Only — Not for Human Consumption

Our peptides are intended exclusively for:

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Featured Research Products

Why Researchers Choose Us

Rigorous third party testing conducted to ensure the highest quality.

Dedicated team ready to assist with complex experimental queries.

Orders are processed quickly with secure packaging to preserve product integrity.

OUR COMMITMENT

Driven by Science, Defined by Quality.

CellTek Labs was founded by a team of researchers who recognized the critical need for ultra-high purity, reliable research materials. Our mission is to eliminate experimental variability caused by low-grade compounds.

We don’t just sell peptides; we partner with researchers globally by providing unparalleled transparency, comprehensive documentation, and world-class scientific support to advance discovery in every field.

Trusted by Leading Researchers

4.9/5 Star Rating across all products and services.

⭐⭐⭐⭐⭐

"Celltek purity guarantee is real. We wasted weeks with another supplier's product. Since switching, our cell viability studies have been perfect. Unbeatable quality."

- Dr. A. Liu, Molecular Biology Institute

⭐⭐⭐⭐⭐

"The ability to instantly analyze sequences with their online tool is a massive time saver. Combined with the fast CoAs, this is our only peptide source now."

- P. Sharma, Independent Pharmacologist

⭐⭐⭐⭐⭐

"Excellent customer service and the products are consistently high quality. We appreciate the clear labelling and the responsive support for our bulk orders."

- K. Jones, University Research Lab

Frequently Asked Questions (FAQ)

What is Celltek Labs?

Celltek Labs is a biotechnology research supplier offering high-purity peptides, amino-acid derivatives, and specialty research compounds. All products are intended strictly for in-vitro, laboratory, and educational research use.

Orders are processed within 1-2 business days. Domestic US shipping typically takes 3-5 business days. 

Shipping is available to U.S. domestic addresses only. Customers are responsible for ensuring compliance with local regulations. CellTek Labs is not liable for shipping carrier delays or delivery issues beyond our control

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