Leiber refines brewers’ yeast
into innovative products for humans and animals.

Benefit from us for your innovation and sustainability communication and make it more concrete, differentiating and emotional – with Leiber as your sustainability-story partner.

For our customers we conduct research in our own laboratories and develop tailor-made solutions for healthy nutrition, biotechnology and agricultural applications. We reliably supply excellent products – and have been upcycling at world-market level since 1954.


Due to the fact that Leiber uses brewers‘ yeast completely in terms of sustainability, every brewery has a big added value by working with us as brewers ́ yeast collection partner.

A partnership with Leiber enables breweries to use our exciting, modern and differentiating upcycling-stories for the extension of their own sustainability communication.


Every sustainability strategy can be enriched with concrete examples to show, which additional contribution has been made towards the own taken measures.

The Leiber principle


  • Easy click & collect system for booking the collection of the side streams
  • Management of high volumes
  • Expansion of storage capacities
  • Intermodal transport options


  • Process optimization
  • Quality improvement of the side streams including return optimization


  • Leiber is ZNU certified
  • Leiber refines brewers’ yeast into innovative products for humans and animals
  • Expansion of your circular economy
  • Powerful stories for your communication

Your brewing side streams in good hands –
for innovative products and reliable sustainability stories.

Let‘s talk, because …

you are deciding already today, how you want to be seen in future

a partnership with Leiber is giving your communication a breath of fresh air.

we find the right solution for you: no matter if it is about brewers‘ yeast or communication.

all infos
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Rolf Warns Head of Procurement & Logistics

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