FAQs

New Grain™ feedstock and impact


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Where does the feedstock come from?

We source spent grain from breweries local to our London facility, as well as from major breweries and whisky distilleries across the UK and EU. Our process allows us to produce consistent, high-quality material from a variety of grain blends including barley, wheat, rice, and maize. This model supports local supply chains and helps brewers and distillers unlock new value from byproducts.

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Does New GrainTM contain plastic or petrochemical-derived inputs?

No. New Grain™ is made exclusively from bio-based components and additives. New Grain™ does not contain any bio-derived plastics, rubber, or synthetic binders, as the protein is the binder.

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Has a Life Cycle Assessment (LCA) been conducted?

Our preliminary third-party verified LCA indicates an emissions intensity of under 2 kgCO₂e per m² when produced with a TENCEL or cotton backing. We are pursuing an updated third-party verified LCA in 2026.




New Grain™ specifications


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What is New Grain™ made of?

New Grain™ is composed primarily of grain proteins, combined with plant-derived additives that enhance strength, softness, and durability. Plant-based and mineral pigments can be added for colour. Depending on the application, our protein material is typically combined with a bio-based backing textile such as lyocell, cotton knits, or canvas.

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What thickness options are available?

Thickness is customisable to the application, typically ranging from 0.8 mm to 1.5 mm inclusive of backing material.

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What colours are available?

We use plant-based and mineral pigments to produce New Grain™ in a wide range of colours including reds, yellows, greens, blues, and browns. Custom shades can be developed on request.

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What textures are available?

Texture is imparted through release papers, giving access to a wide range of options — from animal grain expressions to geometric and fabric-like finishes. Custom release papers can also be used to incorporate brand-specific textures, logos, and monograms.

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What finishing techniques are compatible with New Grain™?

New Grain™ is compatible with laser engraving, embossing, and foiling. We are continuously developing additional finishing techniques.




Collaborating with us


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How can I work with New Grain™?

We collaborate with brands and companies across fashion, footwear, automotive, interiors, beverages, and more — from limited edition collections to joint development projects and commercial supply agreements. Both custom and off-the-shelf material options are available. Get in touch to discuss partnership opportunities or request samples.

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Is there a Minimum Order Quantity (MOQ)?

There is no MOQ for New Grain™. We can currently supply material in sheets suited to everything from initial testing and prototyping through to commercial collections. 

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How is pricing determined?

Pricing depends on volume and the nature of the partnership — for example, a one-off project versus a long-term commercial collaboration. At scale, New Grain™ is designed to be price-competitive with both animal and polyurethane leathers. 

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Do you have other products? 

Our protein technology has opened up a range of valuable applications for spent grain beyond New Grain™. Contact us to learn more or to pitch a project for joint development.




Joining our team


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Are you hiring?

All open positions are posted on our LinkedIn page, and we welcome applicants from all backgrounds. Don't see a role that fits? We're always happy to receive speculative applications — though due to the volume of messages we receive, we may not be able to respond to everyone.

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Do you offer internships?

Yes — we regularly welcome interns from a wide range of academic institutions and backgrounds. Open positions are posted on our LinkedIn page, though we're also happy to hear from you directly if your university funds internships or industrial placements.


Where to find us
Arda Biomaterials
64-66 Gedling Place 
London
SE1 2JS
United Kingdom

Contact: info@arda.bio


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