Buy 1, Get 1 Free: HumanKine® Recombinant Proteins

Elevate your research with HumanKine® recombinant proteins while enjoying savings with our Buy 1, Get 1 Free promotion! Offer valid through July the US and Canada*

HumanKine® recombinant proteins are highly bioactive recombinant cytokines and growth factors developed by Proteintech for cell culture, cell media, wound healing, and cell therapy research. Follow the link below to learn about the benefits of HumanKine® recombinant proteins.


Use promo code: B1G1HK

Offer ends July 31st, 2024. Valid in US and Canada*  

Learn About HumanKine®

Promotion Details:

- Buy 1 HumanKine recombinant protein and get another for free.

- Offer only applies to 10ug sized products.

- Offer does not include cGMP grade HumanKine recombinant proteins.


Terms & Conditions:
  1. Offer is only available to customers based in the US and Canada.
  2. Offer cannot be used in conjunction with any other offers or discounts.
  3. Offer is valid from 5/01/24 - 7/31/24. 
  4. Purchase one 5ug or 10ug HumanKine® recombinant protein and get a second 5ug or 10ug HumanKine® recombinant protein for free.
  5. Discount is applied to the product of lower cost.
  6. This promotion is only applicable to 5ug and 10ug sized research-grade HumanKine® recombinant proteins. Some exclusions apply.
  7. cGMP-grade HumanKine® recombinant proteins are excluded from promotion.
  8. Shipping costs still apply.
  9. Offer is subject to stock availability.
  10. The promotion code must be entered at checkout or quoted on your email/fax order to be applied. We cannot apply the promotion retroactively.
  11. Proteintech has the right to cancel or refuse this promotion at any time.
  12. Personal data captured during this promotion will be processed in accordance with applicable data protection regulations and Proteintech’s privacy policy. You will be able to at any time modify, update, or remove personal data by writing to / emailing Proteintech.