Developed in close collaboration with industry partners, this feed has been optimized using CHO-S, CHO-DG44, and CHO-K1 cell lines to sustain cell growth, extend culture longevity, and enhance overall protein yield. Its chemically defined, animal component-free and protein-free composition ensures high consistency and reproducibility across bioprocesses, making it suitable for both process development and large-scale manufacturing. Designed for fed-batch applications, this feed supports stable and efficient nutrient delivery and integrates seamlessly into existing workflows, ensuring reliable performance and process continuity.
This product corresponds to the medium previously marketed as First CHOice®.
• No change in formulation
• No change in raw materials
• No change in performance
• Manufactured under InnoBioMil quality standards
frequently asked questions
Yes. ForCHO® Medium is the direct continuation of First CHOice® Medium, with no change in formulation or performance.
Following acquisition and integration, the product is now part of the ForCHO® range by InnoBioMil.
Yes. The product is designed to ensure full continuity for existing applications and processes.



