Custom media and buffer solutions

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I need custom media for my process

Manufacture you proprietary formulation and move from non-GMP prototypes to full GMP with dual-site, assured supply.

Custom media options

I need off-the-shelf media

Start fast with our broad portfolio of protein production media for all common cell
platforms.

Ready to use media options

I need buffers and reagents

Obtain approved and specified raw materials like buffers, water for injection and other bioprocess reagents.

Buffer and reagent options

End-to-end custom media service

Take your media from early prototyping to full GMP supply with confidence. Lonza’s Custom Media Development Lab and Custom Media Manufacturing Service provide an end-to-end solution that helps you accelerate development, scale seamlessly, and ensure assured supply.

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Custom media development service

Accelerate media optimization and de-risk scale-up with our Custom Media Development Lab, designed to help you prototype, evaluate, and optimize your media formulations before seamlessly transitioning to full GMP manufacturing.

Tailored development support

Work with our scientists to optimize your media for your process needs, enhancing cell growth, productivity, and scalability.

Fast prototyping

Quickly generate and test small-scale liquid media batches to explore different formulations and speed up decision-making

Seamless scale-up

Ensure smooth transfer from Media Development Lab to Lonza’s global GMP manufacturing network with consistent quality systems and reduced risk.

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Custom cell culture media

As a partner for your development process, we give you access to hundreds of cell culture media formulations with multiple packaging and delivery options. Our rigorous quality control procedures guarantee premium media, tested to ensure reproducible results every time.

To request a quote for a custom cell culture medium based on an existing Lonza medium or for new formulations based on an existing medium from us, email us directly to discuss your requirements or send us the filled media request.

Formats flexibility

Manufacture your proprietary formulation in either liquid or powder with rapid turnaround.

GMP quality and secure supply

ISO 9001/13485-certified facilities, non-animal-origin raw materials, and dedicated regulatory expertise keep your supply chain compliant and on schedule.

Fast pilot-to-GMP scale-up

Start with non-GMP prototypes, then move smoothly to GMP batches up to 10,000 L or
7,000 kg simplifying tech transfer and timelines.

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Dual-site GMP manufacturing

Our two global GMP sites for liquid and powder production give you reliable supply, seamless site-to-site transfer for uninterrupted operations, and consistent quality worldwide.

Verviers, Belgium (Europe)

The Belgium based facility is the European service center since 1994. It is both, a production and distribution site for custom and research media.

Powder & liquid formats
Max: 1,500 Kg powder and 10,000 L
Quality: ISO 9001/13485; 21 CFR 820 compliant

Walkersville, Maryland (US)

The Maryland based facility began activities in 1947, selling tissue culture media to the market. For over 70 years this facility has continued to produce a wide range of products used by customers globally.

Powder & liquid formats
Max: 7,000 Kg powder and 10,000 L
Quality: ISO 9001/13485; 21 CFR 820 compliant

Ready to use CHO media systems

Start fast with trusted CHO systems

With CHO cells at the heart of modern biopharmaceutical manufacturing, selecting the right media is essential for maximizing yield, quality, and process consistency. Drawing on over 70 years of cell culture expertise, Lonza offers a comprehensive portfolio of ready-to-use protein production media optimized for CHO cell platforms including CHO K1, CHO GS, and CHO DG44.

Our off-the-shelf formulations are designed to meet a wide range of production needs, delivering consistent performance from development to GMP manufacturing. Explore our CHO catalog media options below.

TheraPRO^® CHO Medium and Feed

Optimized for GS-CHO cell lines CHO-K1 and CHO-GS.

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PowerCHO^® Serum-free Medium

For high density CHO cells in suspension CHO DG44, K1, DXB11.

Explore PowerCHO® Media

ProCHO^® Protein-free CHO Medium

Support high-density CHO cultures in suspension CHO DG44, K1, DXB11.

Explore ProCHO® Media

Bioprocessing buffers and reagents  

We offer an extensive array of downstream processing buffers and reagents for protein, cellular, and viral-based therapeutics. Produced in our ISO:13485 plants which are cGMP compliant.

The process begins with approved and specified raw materials obtained from qualified vendors. Our instances on superior-quality materials include complete NAO (non-animal origin) traceability and our Water for injection (WFI) systems meet both US and European Pharmacopoeia Standards. Standard testing on finished media products includes tests of sterility, osmolality, pH, and endotoxin content.