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Journal of the American Society of Brewing Chemists (JASBC)

@jbrewingchemists.bsky.social
21 followers 12 following 32 posts

Journal of the American Society of Brewing Chemists 🍺🥃🍷🔬⚗️ Editor-In-Chief: Scott Britton, PhD, MBA 👨🏼‍🔬 Sharing peer-reviewed research, scholarly discussion, and journal updates from the ASBC community.

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Journal of the American Society of Brewing Chemists (JASBC) @jbrewingchemists.bsky.social · 24/09/2026
Small granules, big problem 🌾 KU Leuven researchers found large #starch granules hydrolysis first, small ones later — and kilning #barely moved gelatinization! Read more in the link below! 👇🏻 #malting #beer #brewingscience doi.org/10.1080/0361...
doi.org
Insight into Changes in the Granule Size Distribution and Gelatinization Temperature of Barley Starch During Lab-Scale Malting
Starch gelatinization characteristics and granule size distributions are often reported as characteristics of barley and barley malt. Insights into the evolution of these properties during malting ...
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Journal of the American Society of Brewing Chemists (JASBC) @jbrewingchemists.bsky.social · 19/09/2026
🚨 Fresh-hop season? 🌱 All-hype, or hoppily ever after? 4️⃣ Oregon #breweries brewed fresh- vs. kilned-#hop twins. 👯 Panels told them apart in only 2 of 4 pairs, yet drinkers 🍺 love the idea 💡 of #freshness. Read 👀 more in the article below 👇🏻. www.tandfonline.com/doi/full/10....
tandfonline.com
What Drives Taproom Interest in Fresh-Hopped Beers? A Sensory and Conceptual Evaluation
Fresh-hopped beers are produced using freshly harvested, unkilned hops and are typically released as seasonal offerings following the annual hop harvest. Despite their popularity, no peer-reviewed ...
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Journal of the American Society of Brewing Chemists (JASBC) @jbrewingchemists.bsky.social · 18/09/2026
Norse farmhouse 🏘️ yeast meets French Saison 🍺. Kveik x Saison yeast hybrids fermented fast at 37 C, consumed maltotriose, and flocculated better than their Saison parents! Kveik-ing ahead of the pack. 😂 Read this OPEN-ACCESS article today! doi.org/10.1080/0361...
doi.org
Using Kveik to Breed Novel Interclade Brewing Hybrids with Improved Tolerances to Industrial Fermentation Stresses
Addressing challenges within the brewing industry calls for the development of novel brewing yeasts to improve production efficiency, sustainability and product diversification. Traditional Norwegi...
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Journal of the American Society of Brewing Chemists (JASBC) @jbrewingchemists.bsky.social · 13/09/2026
Lager yeast don’t sip their thiol precursor G-3SHol - they drink the whole pint 🍺 😁! Ales barely sip. This article traces its path to y-GluCys-3SHol, a direct source of free thiols. #brewingscience #fermentation #beer #yeast doi.org/10.1080/0361...
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First Evidence of Full Consumption, in Lager Yeasts, of Glutathionylated Precursors, with Further Metabolization to the γ-GluCys-Intermediate, Source of Free Thiols
Focusing on six lager and five ale yeasts, this work examined their uptake of the glutathionylated precursor of 3-sulfanylhexanol (G-3SHol) and its bioconversion to the intermediates γ-glutamylcyst...
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Journal of the American Society of Brewing Chemists (JASBC) @jbrewingchemists.bsky.social · 04/09/2026
🍺 A flocc of suspects! New research says fungi have an alibi— #bacteria 🧫 are floccing things up too. Premature #yeast flocculation isn't about microbe headcount, but which ones mingle on the #malt. doi.org/10.1080/0361... #brewing #craftbeer #fermentation #beerscience
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Bacterial and Fungal Communities of Barley Malts Associated with Premature Yeast Flocculation During Beer Fermentation
Malt-induced premature yeast flocculation (PYF) is an intermittent malt-quality problem, which represents a major risk to the brewing process. Although the mechanism of PYF is not fully understood,...
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Journal of the American Society of Brewing Chemists (JASBC) @jbrewingchemists.bsky.social · 07/08/2026
Does harvest time change hop creep This new open-access study tracked hop starch & amylase every 4h across a 24h cycle. Turns out the clock isn't the culprit—variety is. The plot (starch) thickens! 🍺 doi.org/10.1080/0361... #craftbeer #brewingscience #hops
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Investigation into Diurnal Changes in Hop Starch and Amylase Activity and Their Relationship to Hop Creep Potential
Following the discovery of starch in hop cone bracts, this study investigated the extent and change of diurnal starch concentration, amylase activity, and hop creep potential. Three hop varieties w...
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Journal of the American Society of Brewing Chemists (JASBC) @jbrewingchemists.bsky.social · 18/07/2026
🥃🌾 Does whiskey have "terroir" like wine? This review out of the James B. Beam Institute discusses that genetics shapes flavor potential in corn, rye, barley & wheat — but growing environment usually wins. @universityofky.bsky.social @brewingchemists.bsky.social doi.org/10.1080/0361...
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Evaluating Grain Terroir in Whiskey Production
The concept of terroir has expanded from French viticulture into other beverage and food sectors, including the whiskey industry. While the perception of terroir is heavily rooted in a consumer per...
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Journal of the American Society of Brewing Chemists (JASBC) @jbrewingchemists.bsky.social · 10/07/2026
Baijiu’s complex aroma = teamwork 🧫 Lactobacillus, Kazachstania, and molds brew up >80 flavor compounds in composite-aroma Baijiu. Turns out fungi aren’t just moldy bystanders. #foodscience #brewingscience doi.org/10.1080/0361...
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Analysis of the Dynamic Changes and Correlations of Microbial Communities and Flavor Compounds in the Fermenting Mash of Composite-Aroma Baijiu
This study investigated the dynamic changes in microbial communities, volatile flavor compounds, physicochemical properties, and enzyme activities during the fermentation of Fuhexiang Baijiu. Resul...
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Journal of the American Society of Brewing Chemists (JASBC) @jbrewingchemists.bsky.social · 27/06/2026
⁉️ Why does some #beer erupt months after bottling? This open-access #research from #Kirin pinpoints #malt husk peptides as a trigger — with #hop catechins ramping up the #foam. The mystery of winter 🥶 #gushing is cracking open! Read more in the link! doi.org/10.1080/0361...
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Winter-Type Gushing Is Induced by Interactions Between Malt Husk-Derived Peptides and Hop-Derived Catechins
Winter-type gushing is a beer overfoaming phenomenon that develops gradually during storage and is strongly influenced by storage history. In this study, malt-derived factors contributing to winter...
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Journal of the American Society of Brewing Chemists (JASBC) @jbrewingchemists.bsky.social · 21/06/2026
This open-access #research truly GELS! 🍺 #Whiskey pot ale transforms into biodegradable ♻️ films that completely degrade in soil within 4 weeks. A breakthrough in turning #distillery waste into sustainable agricultural 🌱🌾 solutions. #circulareconomy #sustainability doi.org/10.1080/0361...
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Pot Ale as a Sustainable Raw Material for the Generation of Biopolymers
Pot ale is a high-volume co-product of whiskey distillation with potential for valorisation. However, its composition varies depending on production processes and source, which may limit its consis...
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Journal of the American Society of Brewing Chemists (JASBC) @jbrewingchemists.bsky.social · 19/06/2026
Strata® #hops age gracefully. New open-access #research shows storage stability under low-O₂ conditions, while vintage and growing location are the real flavor architects. Time to rethink your aged #hop strategy. #hopscience #beer #quality doi.org/10.1080/0361... #brewing #craftbeer
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Storage Stability and Vintage-Dependent Aroma Variation in Strata® Hops
The stability of hop aroma during storage is a key concern for brewers, yet the relative impact of storage, vintage, and production site on aroma composition remains unclear. This study evaluated S...
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Journal of the American Society of Brewing Chemists (JASBC) @jbrewingchemists.bsky.social · 18/06/2026
🚨 JASBC research gets noticed and cited fast. Cheers 🍻 to submitting your next manuscript.
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Journal of the American Society of Brewing Chemists (JASBC) @jbrewingchemists.bsky.social · 03/06/2026
Just 3 g of barley‼️ This open-access study shows a benchtop #malting system that strongly correlates with micro-malting for DP, TMP & malt extract — enabling early-gen screening with minimal grain. Small batch, big malt! 🌾🍺 doi.org/10.1080/0361... #brewing #beerscience #beer
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A Case Study: Benchtop Malting System for Early-Generation Malt Quality Screening
Accelerating genetic gains in malting barley requires efficient and accurate evaluation of malt quality traits early in the breeding process. However, traditional micro-malting is limited by its hi...
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Journal of the American Society of Brewing Chemists (JASBC) @jbrewingchemists.bsky.social · 29/05/2026
Carbonation is NA beer’s built-in bouncer 🍺 This new study demonstrates E. coli & Salmonella are inactivated in fully carbonated 🫧🫧 NA #beer 🍻 — but both grow when CO₂ drops in draught lines. Lose the fizz, gain a problem. doi.org/10.1080/0361... #craftbeer #brewing #foodsafety #NAB #beerscience
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Effect of Carbonation on the Survival of Escherichia coli and Salmonella Enteritidis in Non-Alcoholic Beer and the Microbiological and Physicochemical Quality of Draught Products
This study investigated the microbiological quality of non-alcoholic draught beers and examined the effect of carbonation on the survival of pathogens, specifically Escherichia coli O157 and Salmon...
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Journal of the American Society of Brewing Chemists (JASBC) @jbrewingchemists.bsky.social · 23/05/2026
Turning up the heat 🔥 New in JASBC: 80 °C HS-SPME extraction rescues β-myrcene linearity (R² 0.94 → 0.9992) while keeping #linalool, #geraniol & #β-citronellol on point. One method, four #terpenes. Check it out! #brewingscience #craftbeer #hops #beer #chemistry www.tandfonline.com/doi/full/10....
tandfonline.com
Optimization of HS-SPME-GC-MS for Simultaneous Quantification of β-Myrcene, Linalool, Geraniol, and β-Citronellol in Beer: Improved β-Myrcene Linearity at 80 °C Extraction
Calibration linearity for β‑myrcene can be the main analytical limitation in HS‑SPME–GC–MS (EI‑SIM) quantification of selected hop‑derived monoterpenes in beer. This study, therefore, evaluated whe...
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Journal of the American Society of Brewing Chemists (JASBC) @jbrewingchemists.bsky.social · 08/05/2026
Where there’s smoke, there’s ruin — or is it BBQ? 🔥🍺 New @oregonstate.edu research reveals not all wildfire smoke compounds in hops drive negative beer flavors equally — some bring BBQ notes, others bring barnyard. Know the difference. Check it out today! 👉 doi.org/10.1080/03610470.2026.2652812
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Chemical and Sensory Evaluation of Smoke-Related Volatile Phenols in Hops and Beer
Wildfire smoke exposure has emerged as a growing quality concern for hops, yet its impact on beer aroma remains poorly defined. This study evaluated the influence of smoke-related volatile phenols ...
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Journal of the American Society of Brewing Chemists (JASBC) @jbrewingchemists.bsky.social · 07/05/2026
Non-alcoholic #beer foam: all froth and no substance? 🍺 New @kuleuvenuniversity.bsky.social research confirms dealcoholised #NABs have significantly lower #foam capacity, stability, and coarser bubbles than their alcoholic counterparts — and now we know why. 👉 doi.org/10.1080/03610470.2026.2652806
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Insights into the Foaming Properties of Alcoholic and Non-Alcoholic Beers Using Four Different Foaming Methods
Although foam is an important quality parameter of beer, the foam of non-alcoholic beers (NABs) often fails to meet consumer expectations. Because scientific insight into the topic is lacking, this...
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Journal of the American Society of Brewing Chemists (JASBC) @jbrewingchemists.bsky.social · 30/04/2026
It’s a mold new world 🌎 for specialty #malt 🌿. Barley #koji malt hits 84-86% extract, achieves Munich-range color in just 3 days, and packs a metabolite profile no standard malt can touch. Japan’s oldest secret 🤐 meets your mash tun. Check it out this #openaccess article! doi.org/10.1080/0361...
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Barley Koji: Exploring the Effects of Steeping and Fermentation on Malt Quality Parameters
Koji has long been used in Japan to supply enzymes, flavors, and nutrients for traditional fermented food and beverages. Its application to brewing offers a unique, versatile, and innovative altern...
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Journal of the American Society of Brewing Chemists (JASBC) @jbrewingchemists.bsky.social · 26/04/2026
Where you grow hop-parently matters! 🌿 New Oregon State study finds regional chemical identity persists in some #hop varieties across two Pacific Northwest harvest years — but some hold their #terroir more steadily than others. See the 🔗 below 👇🏻 doi.org/10.1080/0361...
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Investigating the Regional Identity of Cascade and Mosaic® Hops in the Pacific Northwest Across Two Harvest Years
Regional identity is an important factor in hop production, particularly in the Pacific Northwest, where growing environment can impart economically valuable quality traits. Previous studies have d...
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Journal of the American Society of Brewing Chemists (JASBC) @jbrewingchemists.bsky.social · 18/04/2026
⚗️We’re on a roll — and so are the microbes 🦠! New open-access research identifies the #microbial #communities of #Boj & #Suchiles, two traditional #fermented #beverages, using rDNA sequencing & MALDI-TOF MS. Turns out #science - like a good #fermentation - just takes time. doi.org/10.1080/0361...
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Microbiota Identification of the Artisanal Fermented Beverages Boj and Suchiles Made in Guatemala
Microorganisms were isolated and identified from the artisanal fermented beverages Boj and Suchiles made in Guatemala. The identification of these microorganisms contributes to the character of the...
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Journal of the American Society of Brewing Chemists (JASBC) @jbrewingchemists.bsky.social · 10/04/2026
That’s the #spirit - but is there methanol in it? 🥃 In this article, Raman + deep learning detects methanol in #spirits below safety limits. Neural nets beat traditional methods 2X in accuracy. Check the link below 👇🏻 #distilling #foodsafety #science #deeplearning #neuralnets doi.org/10.1080/0361...
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Simultaneous Quantitative Analysis of Ethanol and Methanol Mixtures Using Raman Spectroscopy and Deep Learning Models Optimized by Bayesian Algorithm
This article presents an approach based on deep learning (DL) algorithms, including artificial neural network (ANN) and convolutional neural network (CNN), in a simultaneous quantitative analysis o...
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Journal of the American Society of Brewing Chemists (JASBC) @jbrewingchemists.bsky.social · 09/04/2026
📏Size matters in the mash🍺 This new research from KU Leuven shows small #starch granules and high gelatinization temperatures 🔥 hurt #fermentation yields. Maybe #malt spec sheets need to go beyond the usual suspects. Check the article out today! doi.org/10.1080/0361...
doi.org
Investigating the Impact of Small Starch Granule Volumes and Starch Gelatinization Characteristics on the Conversion of Starch During Brewing
To ensure a high conversion of starch to fermentable sugars and dextrin during mashing, brewers must cope with inherent variability in barley malt properties. In this work, the impact of barley mal...
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Journal of the American Society of Brewing Chemists (JASBC) @jbrewingchemists.bsky.social · 29/03/2026
🌳🍺 Wild yeast, tamed for low-ABV beer! Researchers at NC State University isolate two Torulaspora delvrueckii strains from a White Oak tree — and they naturally cap out at 1 - 2 % ABV, while producing a tasty, aromatic beer. Oak-asionally nature just brews it right 😉🍺 doi.org/10.1080/0361...
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Growth and Fermentation Performance of Two Wild Strains of Torulaspora delbrueckii for Low-Alcohol Beer Production
Two wild strains of Torulaspora delbrueckii were isolated from the bark of a native White Oak (Quercus alba) tree near the North Carolina Arboretum in Asheville. Yeasts from the genus T. delbruecki...
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Journal of the American Society of Brewing Chemists (JASBC) @jbrewingchemists.bsky.social · 25/03/2026
🍻 Are IBUs telling the full story of #beer #bitterness? Maybe not… This new open access article explores how dry-hopping introduces phenolics that can rival (or exceed) traditional bittering compounds. Seems like there’s more brewing than meets the IBU 😉 Check it out! doi.org/10.1080/0361...
doi.org
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Journal of the American Society of Brewing Chemists (JASBC) @jbrewingchemists.bsky.social · 15/03/2026
New #beer #science just dropped 🍺🔬 This latest study uses UPLC-Q-ToF to map the complex world of #hop #bitter compounds—revealing how profiles differ in lager/pilsner vs. dry-hopped beers and how aging reshapes #bitterness. Turns out bitterness ages too… www.tandfonline.com/doi/full/10....
tandfonline.com
Targeted and Non-Targeted Analysis of Hop Bitter Compounds Using UPLC-Q-ToF
The hop bitter compound profiles of beer vary greatly in complexity. While in fresh lager/pilsner beers the bitterness is mainly attributed to iso-α-acids, the bitter flavor of aged lager/pilsner b...
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Journal of the American Society of Brewing Chemists (JASBC) @jbrewingchemists.bsky.social · 14/03/2026
🚨New Research Alert! A new open access article from UC Davis shows that hops may contain hidden sugars bound to plant metabolites that can be released during hydrolysis — adding another potential driver of hop creep hiding in plain sight. Take a look below👇🏻 ! doi.org/10.1080/0361...
doi.org
Hidden Sugars in Hops: Enzymatic Hydrolysis of Plant Secondary Metabolites and Implications for Hop Creep
Hop creep has been primarily attributed to dextrin-degrading enzymes that generate fermentable sugars during dry hopping. However, hops also contain plant secondary metabolites conjugated to sugars...
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Journal of the American Society of Brewing Chemists (JASBC) @jbrewingchemists.bsky.social · 24/02/2026
Barrels. Breakthroughs. Bourbon. 🥃 I’ll be at the 7th Annual James B. Beam Institute Industry Conference (March 16–18, 2026) and look forward to connecting with the #distilling community on emerging #spirits #research and #innovation
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Journal of the American Society of Brewing Chemists (JASBC) @jbrewingchemists.bsky.social · 23/02/2026
Can a drop💧of Mezcal tell its age 👵🏻? This study demonstrates that evaporative droplet patterns + PCA-SVM classify young vs >12-month aged #Mezcal . Sometimes the answer is right there in black in white…just read between the drops. Check out below! doi.org/10.1080/0361...
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Low-Cost Optical Authentication of Mezcal Aging with Darkfield Imaging and Machine Learning
Evaporative deposition patterns of droplets have been used to identify chemical differences in spirits, but similar studies on mezcal remain unexplored. Traditional spectroscopic methods offer accu...
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Journal of the American Society of Brewing Chemists (JASBC) @jbrewingchemists.bsky.social · 13/02/2026
🚨 🍻 Non-alcoholic #beer is booming—but this timely #openaccess investigation shows we can’t let #food #safety go. Lower heat may preserve sensory quality—but this research shows it may also preserve risk. Check out the article below:👇🏻 doi.org/10.1080/0361...
doi.org
Evaluating the Persistence of Salmonella enterica Tennessee and Levilactobacillus brevis in Non-Alcoholic Beer Under Low Pasteurization
Non-alcoholic (NA) beer (<0.5% ABV) can support the survival of foodborne pathogens such as Salmonella. Typical recommendations for NA beer pasteurization (73.9 °C for 1 min or 80–120 PU) can help ...
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Journal of the American Society of Brewing Chemists (JASBC) @jbrewingchemists.bsky.social · 12/02/2026
🚿🍺 Can shower water sneak into your beer during #pasteurization? This #openaccess study shows the risk is very low — but CO₂ loss occurred in crown-cork bottles (not cans or swing tops). Closure type matters. 💨 doi.org/10.1080/0361... #beer #brewing #brewingscience
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Investigations on the Ingress of Process Water During the Pasteurization of Beverage Containers
When heat treating (pasteurizing) bottled or canned, carbonated beverages, such as beer and beer products or soft drinks, to reduce and/or kill any potential product spoilage organisms in their res...
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Journal of the American Society of Brewing Chemists (JASBC) @jbrewingchemists.bsky.social · 11/02/2026
🍷🧬 No more grape guesses — this study lets the data do the fermenting. A newly published peer-reviewed #freeaccess research article expanding JASBC’s footprint into wine and oenology. 🍷 In vino veritas… but in this case, the truth is in the SNPs. Here is the link doi.org/10.1080/0361...
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Identification of SNPs and Genes Associated with Quantitative Oenological Traits in Saccharomyces cerevisiae Using Regression and Machine Learning Models
Saccharomyces cerevisiae is a model organism with key industrial relevance in wine fermentation and other biotechnological processes. Identifying single-nucleotide polymorphisms (SNPs) linked to qu...
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Journal of the American Society of Brewing Chemists (JASBC) @jbrewingchemists.bsky.social · 08/02/2026
🍻🐷 Lipids in #Beer : the Quiet Influencers of Beer Quality. New #openaccess review co-authored by JASBC EiC Scott Britton & Charlie Bamforth. #Lipids may be low in concentration, but their impact on beer is anything but. See the link below: doi.org/10.1080/0361... @brewingchemists.bsky.social
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Lipids in Beer: The Good, The Bad, and The Ugly
Lipids, though often overlooked in brewing due to their low concentrations in finished beer, play a significant role in beer production and quality. This review explores the diverse impact of lipid...
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