All Things Fermentation Blog

How to Make a Yeast Starter 101
Homebrewing
Yeast Starter
May 16, 2023

How to Make a Yeast Starter 101

While White Labs PurePitch® Next Generation for Homebrewers comes with the cell count for a foolproof fermentation every batch. By pitching the same cell count every time creates a better likelihood of having the same beer flavor profile and fermentation timeline. Yet there are times when you may want or need to make a yeast…

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WLP077 Tropicale Yeast Blend - New Thiol Releasing Non-GMO Yeast Blend
Biotransformation
Hazy
Strain Release
Apr 23, 2023

WLP077 Tropicale Yeast Blend - New Thiol Releasing Non-GMO Yeast Blend

Biotransformation If you have been paying attention to the brewing world at all, you have heard the term “biotransformation''. Biotransformation refers to the interaction of yeast with hop compounds during fermentation. New research has emerged showing yeast to have the capacity to change various hop compounds into aromatic compounds that previously were not present, an…

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Get Trippy with WLP6420 Acid Tripp
Sour Beer
Strain Release
Yeast Blends
Apr 7, 2023

Get Trippy with WLP6420 Acid Tripp

For the first time, Tripping Animals Brewing in Doral, FL is giving you access to one of their hottest house strains! We’re so excited to partner with our passionate and creative friends at Tripping Animals to bring you WLP6420 Acid Tripp, the ultimate blend of organisms perfect for your next kettle sour. This proprietary house…

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High Gravity Brewing - Nitrogen Needs
Brewing Technical
Free Amino Nitrogen
High Gravity Brewing
Yeast Health
Mar 29, 2023

High Gravity Brewing - Nitrogen Needs

Fermenting a High Gravity beer is always challenging endeavor due to high levels of alcohol, which are toxic to yeast cells, and monstrous amounts of sugars for the yeast to consume. This can lead to stuck fermentations, fusel alcohol off-flavors, and other problems. We dug deeper into brewing a >25 Plato beer to find out…

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Fermentation Analysis – Understanding Free Amino Nitrogen (FAN)
Brewing Technical
Free Amino Nitrogen
Yeast Health
Mar 24, 2023

Fermentation Analysis – Understanding Free Amino Nitrogen (FAN)

Free Amino Nitrogen (FAN) is a critical parameter in beer analysis that leads to healthy fermentation, and, thus better beer quality. It is a measure of the concentration of amino acids and small peptides that are essential for yeast metabolism. In simpler terms, it indicates the amount of food available for yeast, helping them convert…

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ABV Strain Tolerance: Yeast Parameters
Alcohol Tolerance
Brewing Technical
Mar 13, 2023

ABV Strain Tolerance: Yeast Parameters

Recently we’ve worked on a method to categorize our yeast strain's alcohol tolerance level more accurately. We developed a standardized method to give brewers a more quantifiable description. In this procedure, we use a media such as YPD and add ethanol in various percentages in a 96-well plate. Yeast is inoculated in each well at…

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We Do Things Differently: More About Our 21 Day Yeast Propagation Process
General
QA/QC
Yeast Starter
Mar 1, 2023

We Do Things Differently: More About Our 21 Day Yeast Propagation Process

Every company talks about quality and why it’s important to them, including us. We think what we do to ensure quality, including purity, viability, and performance, really sets us apart from the rest. Here’s why: 21 Long Days of Propagation: Why We Do It Instead of going 0 to 100, we focus on making yeast…

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Behind the R&D: WLP001 Dry California Ale Yeast®
Dry Yeast
General
R&D
Strain Release
Jan 9, 2023

Behind the R&D: WLP001 Dry California Ale Yeast®

Over a decade ago, we sought to produce a dry White Labs strain to support the growing interest in dry brewing yeasts. During that quest, we found that there wasn’t a good opportunity to make the dry yeast we wanted to make, one we could 100% stand behind. After several years of research and trials…

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Reliable Pitch Rate for Reliable Fermentation
Homebrewing
Pitch Rate
PurePitch Next Generation
Viability
Yeast Health
Nov 16, 2022

Reliable Pitch Rate for Reliable Fermentation

The Next Generation The Next Generation of PurePitch® is finally here with key advancements to make your brew day easier. One of the most important is that PurePitch® is NOW AT 2X THE PITCH! Why Care About Pitch Rates In our decades of research and working with brewing partners, we know that having a precise…

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Best Practices for Brewing Low Alcohol/Non-Alcoholic Beers, Part 2
Brewing Technical
Non-Alcoholic Beer
Oct 13, 2022

Best Practices for Brewing Low Alcohol/Non-Alcoholic Beers, Part 2

A Global Trend For craft brewers, producing low-ABV beers is an opportunity to extend their portfolio and appeal to a new generation of beer drinkers, which is shifting towards healthier eating and drinking habits, with reduced calories and alcohol consumption. These beers also enable easier compliance with harsher government policies on driving under alcohol influence…

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Best Practices for Brewing Low Alcohol/Non-Alcoholic Beers, Part 1
Brewing Technical
Non-Alcoholic Beer
Oct 13, 2022

Best Practices for Brewing Low Alcohol/Non-Alcoholic Beers, Part 1

A Global Trend The beer industry, in particular the craft beer segment, has been in continuous expansion for the past few decades. Many trends and styles appeared and disappeared over this period, but one segment keeps gaining momentum: Non-Alcoholic and Low Alcohol Beers (NAB/LAB). For craft brewers, producing low-ABV beers is an opportunity to extend…

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Fermenting Clean, Fast, Foolproof Lagers with Kveik Yeast
Brewing Technical
Kveik
Aug 5, 2022

Fermenting Clean, Fast, Foolproof Lagers with Kveik Yeast

Fermenting with Kveik Yeast Lager brewing can sometimes be daunting because a crisp, clean lager requires weeks to ferment properly with traditional lager yeast. Cold and slow fermentations with lager yeast create a unique mouthfeel, aroma, and flavor that can’t be rushed. Recently, a new wave of innovation is gaining in popularity - using Kveik…

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