Unlock 10% OFF on All Growth Factors & Proteins!

Enhance your research with high-quality recombinant proteins — now at a special discount.

Researchers: elevate your experiments with premium growth factors, cytokines, and recombinant proteins — and save while doing so.

For a limited time, enjoy 10% off our entire range of growth factors & protein products at checkout. Discount applies across all categories, including:

Stem-cell related proteins (e.g., EGF, FGF, G-CSF, SCF, TGF, etc.)
Interleukin/Cytokine (e.g. IL-2, IL-3, IL-6, IL-11 etc.)
Other recombinant proteins (e.g., Protein A, Protein G, Streptavidin, PPase, and Ulp1, etc.)

Whether you're working on stem cell differentiation, immunology assays, or protein binding studies, now’s the perfect time to stock up with savings.

How It Works:

Please browse our catalog of Growth Factors & Proteins.
Add your selected items to the cart.
Use promo code PRO10 at checkout to receive 10% off.

Your discount is automatically applied (before taxes/shipping).

Hurry — this offer ends soon!

Why Choose Us?

Ultra-high purity, low-endotoxin preparations
High biological activity even at low concentrations
Extensive portfolio spanning multiple species and functional classes

Advance your research — and save — with confidence.

Terms and Conditions:

Valid in the U.S. and Canada only
Applicable only to eligible products
Coupon code is valid for one-time use only
Orders must be placed between October 2, 2025, to October 31, 2025, to receive the PRO10 discount
For orders up to $8,000 before tax and shipping only
Must use code PRO10 at checkout or in the notes section of POs to receive discount
Cannot be combined with any other coupons, discounts, offers, or promotions
Additional exclusions may apply