Beer colloidal stability: achieving lasting clarity across shelf life

Keep every beer bright from packaging to pour. Understand what drives haze and how enzymatic stabilization preserves clarity across your full shelf life.

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Why beer colloidal stability matters

Beer colloidal stability is the ability of beer to remain clear throughout its intended shelf life. When stability declines, visible haze can affect perceived quality, generate consumer complaints and returns, and reduce the time a product can confidently remain in distribution.

For large breweries serving multiple markets, the challenge extends beyond clarity. Longer distribution routes, diverse beer portfolios and pressure to improve production efficiency make reliable shelf-life performance increasingly important. Maintaining consistent beer colloidal stability helps protect product quality, brand perception and commercial value from the brewery to the consumer.

What causes colloidal haze in beer

Haze starts when haze-active proteins meet polyphenols during fermentation, maturation and storage. As these complexes grow, your beer moves from brilliantly clear to visibly cloudy — and once permanent haze sets in, there's no going back. Understanding what drives this reaction is the first step to staying ahead of it.

  • A brewer taking a beer sample from a tank

    The role of proline-rich proteins

    Not all proteins contribute equally to haze. Proline-rich proteins are the key driver — proline is an amino acid that makes proteins especially sticky to polyphenols. The more proline present in your beer, the greater the haze potential.

  • Passing beer from a fermenter to a keg, where the beer is viewed through a glass viewer.

    Chill haze vs. permanent haze

    Chill haze appears on cooling and clears on warming — it's reversible but an early warning sign. Permanent haze builds over time as complexes grow past a critical particle size threshold.

  • Glass of beer being poured from a bottle, showing a clear appearance and stable white foam, illustrating beer colloidal stability and clarity throughout shelf life.

    How haze grows over time

    Time and temperature drive particle growth. As protein-polyphenol complexes link together, particle size climbs until the beer crosses into visible turbidity.

Why brewers are rethinking beer stabilization

Targeted enzymatic beer stabilization

Lumista™ Gold is a prolyl endoprotease that acts upstream in the haze-forming process. The enzyme hydrolyzes proline-rich proteins, cutting peptide bonds at proline residues before the proteins can bind with polyphenols and form haze-active complexes. No aggregate, no haze.

This targeted enzymatic approach combines lasting colloidal stability with a more efficient and flexible stabilization process.

  • beer

    Colloidal stability that lasts

    Prevent haze formation throughout shelf life. In a 12-month shelf-life study on a traditional lager, Lumista™ Gold kept turbidity near 4 EBC, versus more than 16 EBC without enzyme, while foam stability remained steady.

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  • Worker

    More efficient and flexible production

    Achieve beer stabilization in a short period of time without deep cooling. With low application volumes and no powder handling, Lumista™ Gold is easy to use and can help reduce energy consumption, optimize tank utilization, and increase production capacity and flexibility.

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  • Earnings

    Cost-efficient stabilization with added benefits

    Benefit from lower cost-in-use compared with traditional stabilization aids, together with a reliable solution and stable supply. Lumista™ Gold can also reduce gluten in beers based on barley and/or wheat.1

    See all benefits

Proven colloidal stability over 12 months

Shelf-life results for a 100% barley malt lager, comparing Lumista™ Gold against no enzyme.

4 EBC

Turbidity with Lumista™ Gold at 12 months, versus 16+ EBC without enzyme

6x lower

Lumista™ Gold's carbon footprint per batch versus silica gel and PVPP

12 months

Clarity and foam stability maintained across the full shelf-life study

Measuring beer colloidal stability

Quality teams can monitor beer colloidal stability using EBC haze readings to quantify turbidity, Tyndall measurements to assess light scattering and forced-ageing tests to predict shelf-life performance.

Tracking these parameters helps breweries determine whether clarity is likely to remain stable during storage and distribution. For large and ultra-large breweries, these measurements also support consistent quality across production sites, beer brands and destination markets.

Explore our solution for colloidal stability

Lumista™ Gold
dynamic product
Colloidal stabilityLiquidsProlyl oligopeptidase
Benefits
  • Maintain colloidal stability throughout shelf-life
  • Increase of production capacity and flexibility
  • Decrease of energy consumption
  • Low cost-in-use
  • Easy and safe to handle
  • Gluten reduction
  • Reliable and sustainable solution with a stable supply
All products

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Have questions about stabilizing your beer? Tell us about your production goals and our brewing experts will help you find the right approach for lasting clarity.

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Frequently asked questions about beer colloidal stability

Enzymatic beer stabilization can simplify the colloidal stabilization process and help breweries use production capacity more efficiently. With Lumista™ Gold, stabilization is achieved without deep cooling, while low application volumes and no powder handling support easy implementation. This can help optimize tank utilization and increase production capacity and flexibility.

Yes. Lumista™ Gold enables beer colloidal stability without the need for deep cooling, helping reduce the energy required for the stabilization process. This provides a more energy-efficient approach compared with stabilization processes that rely on deep cooling.

Lumista™ Gold is designed to prevent haze formation while maintaining beer quality. In a 12-month shelf-life study on a traditional lager, turbidity remained near 4 EBC with Lumista™ Gold, compared with more than 16 EBC without enzyme, while foam stability remained steady throughout the study.

Lumista™ Gold can support colloidal stability across different beer applications. The available material specifically references traditional lager as well as lager, alcohol-free and specialty ranges. Lumista™ Gold can also provide gluten reduction* in beers based on barley and/or wheat, adding another potential benefit alongside colloidal stabilization.

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