AEB BIOCHEMICAL

AEB Fermobrew Acid - 500g

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A natural yeast strain that produces lactic acid during fermentation.

It gives a rounded, refreshing acidity with all the layered taste complexity of a sour-style beer. It produces light levels of fruity floral esters, however, the key flavours are produced from the fruits and spices added during brewing.

Best For

Best For Sour Beers

Quickly see where this product fits best in a professional brewing program.

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Berliner Weisse

Produces lactic acid during fermentation for a rounded, refreshing tartness in light wheat sours.

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Gose

A clean, refreshing acidity that sets up the salt and coriander of a traditional gose.

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Fruited & Spiced Sours

Light fruity floral esters leave room for the fruit and spices you add to carry the flavor.

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Flanders Red & Wild Ales

Builds layered sour complexity for Flanders red, wild ales, and other traditional sour styles.

Technical Specs

Quick Brewing Specifications

Yeast Type Sour / Lactic Acid Producing
Species Lachancea thermotolerans
Origin University of Vine and Wine (IUVV), Dijon, France
Attenuation 75–80% | Medium
Fermentation Temp 66–77°F | 19–25°C
Flocculation High
Alcohol Tolerance 9% ABV
Ester Profile Medium
Sulfur Low
STA-1 Status Negative

Technical Resources

Documents & Product Support

Download technical sheets, safety documents, and product reference materials for this product.

SDS
SDS

Fermobrew Acid Safety Data Sheet

Official Safety data sheet with product specifications, fermentation performance, and brewing application information.

View SDS
TDS
TDS

Fermobrew Acid Technical Data Sheet

Official technical data sheet with product specifications, fermentation performance, and brewing application information.

View TDS
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Brand Partner

About AEB Brewing

Biotechnology, yeast, and process solutions for modern breweries.

AEB Brewing provides professional brewing yeast, nutrients, enzymes, clarification aids, stabilizers, sanitation products, and process solutions for breweries looking to improve fermentation performance, consistency, and production control.
Italy Brewing Biotechnology & Process Aids

Why Brewers Choose AEB Brewing

•Professional brewing yeast portfolio
•Fermentation nutrients and process aids
•Enzymes for brewing performance and efficiency
•Clarification, stabilization, and filtration support
•Technical resources for craft and production breweries

Why Pro Brew Supply Carries AEB Brewing

We carry AEB because their yeast, nutrients, enzymes, clarification aids, stabilizers, and brewery process products give brewers access to a deeper technical toolbox. AEB fits well with the way Pro Brew Supply supports breweries: practical products, fast fulfillment, and help from people who understand brewing.

Buying AEB through Pro Brew Supply also lets breweries combine yeast and process aids with malt, hops, cleaning products, and other brewing supplies in one order. That means fewer supplier headaches, better shipping efficiency, and a more complete brewing solution from one source.

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