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  1. Army members can now purchase alcohol at Fort Hood’s new dining hall

    (NewsNation) — American service members stationed at Fort Hood now have the opportunity to throw back a drink or two. The military base’s new dining hall now offers beer and …
    #dining #cooking #diet #food #Dining #alcoholconsumption #Americanservicemembers #FortHood #IIICorps #JosephPayton #KevinAdmiral #servicemembers
    diningandcooking.com/2773871/a

  2. DATE: August 13, 2026 at 08:00AM
    SOURCE: PSYPOST.ORG

    ** Research quality varies widely from fantastic to small exploratory studies. Please check research methods when conclusions are very important to you. **
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    TITLE: Ketogenic diets may increase blood alcohol levels while reducing the drive to drink

    URL: psypost.org/ketogenic-diets-ma

    A high-fat, low-carbohydrate ketogenic diet alters the way the liver processes alcohol and tends to reduce alcohol consumption in alcohol-dependent male rats. These findings suggest that changing the body’s primary energy source could influence both the rate at which alcohol is broken down and the drive to drink. The research was published in the journal Neuropsychopharmacology.

    A ketogenic diet involves eating high amounts of fat and very few carbohydrates and proteins. This nutritional pattern forces the body to stop relying on blood sugar, or glucose, and instead burn fat to produce molecules called ketone bodies. These ketone bodies then serve as an alternative fuel for the brain and body. Previous research indicates that heavy alcohol use reduces the brain’s ability to use glucose, leading to an energy deficit that might drive withdrawal symptoms and the urge to drink.

    Researchers from the National Institutes of Health and University of Pennsylvania designed the present study to better understand how this dietary shift interacts with alcohol processing.

    “The study builds directly on our previous work showing that a high-fat, low carb ketogenic diet intervention reduced alcohol withdrawal symptoms in human inpatients with AUD, and reduced alcohol intake in rodents,” said Corinde Wiers, an assistant professor of psychiatry and radiology at the Perelman School of Medicine at the University of Pennsylvania who supervised the study along with Leandro Vendruscolo, a Stadtman Investigator and chief of the Stress and Addiction Neuroscience Unit at the National Institute on Drug Abuse.

    In their previous experiments, the research team noticed an unexpected pattern. “Interestingly, in that earlier work we also observed that rats on a ketogenic diet had much higher blood alcohol levels compared to chow-fed rats, after receiving the same amount of alcohol,” Wiers explained. “That was an unexpected finding and raised an important question: is the ketogenic diet changing how the liver metabolizes alcohol? The present study was designed to investigate that question and to better understand how ketogenic diets affect both alcohol metabolism and alcohol consumption.”

    In the first phase of their research, the scientists maintained eight male and eight female adult rats on a ketogenic diet. A comparison group of eight male and eight female rats ate standard laboratory chow. The ketogenic diet consisted of 93 percent calories from fat, and the standard chow provided 13 percent calories from fat. After eight weeks, the rats on the ketogenic diet had higher blood ketone levels and lower blood glucose levels.

    To test alcohol processing, the researchers exposed these rats to a short four-hour session of alcohol vapor. The rats on the ketogenic diet exhibited higher blood alcohol levels compared to the chow-fed group. Upon analyzing the liver tissue, the scientists observed that the ketogenic diet lowered the levels of alcohol dehydrogenase 1, or ADH1, an enzyme responsible for breaking down alcohol. The diet also lowered levels of pyruvate and lactate and increased the ratio of specific coenzymes involved in energy transfer, known as the NAD+/NADH balance.

    “The original observation that really motivated this study was that ketogenic-diet-fed rats had much higher blood alcohol levels after alcohol exposure,” Wiers noted. “In the current study, we found evidence that this is related to slower liver alcohol metabolism, including lower levels of the major alcohol-metabolizing enzyme ADH1 and changes in the liver’s NAD+/NADH balance.”

    Next, the researchers conducted positron emission tomography scans on a separate group of eight male rats to track how the diet affected brain energy use. They assigned four rats to each diet for eight weeks. The scientists injected the animals with a traceable radioactive sugar to see how much glucose the brain absorbed. The images indicated that the rats on the standard diet had higher sugar absorption across multiple brain regions, while the brains of the ketogenic diet group absorbed less sugar, providing evidence of a shift toward ketone-based energy production.

    This shift in fuel sources might play a role in behavioral changes. “We cannot yet say exactly why the ketogenic diet reduced alcohol consumption,” Wiers explained. “In addition to less efficient alcohol metabolism, our findings point to changes in brain energetics as one possible contributor.”

    In a third experiment, lead authors Sophie K. Elvig and Adrienne McGinn along with the rest of the team tested how the diet influenced the motivation to drink alcohol in dependent rats. They trained 20 male and 31 female rats to press a lever to receive a small dose of alcohol. The rats were then split into ketogenic and standard diet groups. To induce physical dependence on alcohol, the researchers exposed the animals to daily cycles of 14 hours of alcohol vapor followed by 10 hours of regular air.

    Because the earlier experiment showed that a ketogenic diet slows alcohol breakdown, the researchers controlled for this metabolic difference. They adjusted the vapor chambers to deliver about 40 percent less alcohol to the ketogenic diet group. This adjustment successfully equalized the blood alcohol levels between the two groups.

    During the daily withdrawal periods, the rats were given 30-minute sessions where they could press the lever for alcohol. The researchers found that male rats on the ketogenic diet pressed the lever fewer times and drank less alcohol per gram of body weight compared to the male rats on the standard diet. However, the diet did not alter alcohol consumption in the female rats. The ketogenic diet did not affect lever pressing for water in either sex, which indicates that the reduction in drinking among males was specific to alcohol.

    “It was also interesting that the reduction in alcohol consumption occurred in male but not female rats, suggesting that sex may be an important factor in how metabolic interventions affect alcohol use, at least in rats,” Wiers told PsyPost.

    These parallel changes in liver function and behavior highlight the complex nature of alcohol dependence. “I think this study illustrates why it is important to look at the whole body when studying addiction,” Wiers said. “Alcohol use is influenced not only by the brain, but also by peripheral metabolism and the interaction between the brain and organs such as the liver.”

    The slowed alcohol metabolism suggests a potential risk for people attempting this diet. “Our findings suggest that a metabolic intervention can have effects in both directions, potentially reducing alcohol consumption while also slowing alcohol metabolism,” Wiers added. “That combination makes it especially important to study these interventions carefully before assuming that a ketogenic diet is necessarily beneficial or harmful for people who drink alcohol.”

    The most relevant limitation is that these effects were observed in an animal model. “The most important caveat is that these are findings in rats, and we cannot assume that the same effects occur in humans,” Wiers cautioned. “We need a lot more work to determine the mechanisms and whether they are relevant to individuals with alcohol use disorder.”

    A direct comparison to human metabolism is still pending. “If these findings translate to humans, the same amount of alcohol could result in greater alcohol exposure while following a ketogenic diet,” Wiers said. “This was an animal study, so we don’t yet know whether these effects occur in people. But we do know that increased sensitivity to alcohol is an anecdotally reported side effect of ketogenic diets.”

    To explore this in humans, Wiers noted that her lab is currently conducting a clinical trial, led by postdoctoral fellow Xinyi Li, testing the effects of a four-week ketogenic diet on alcohol intoxication.

    Looking ahead, the research team aims to evaluate several diet-based and pharmacological approaches to treating addiction. “Our broader goal is to understand how the body’s metabolic state influences addiction,” Wiers said. “Ketogenic diets fundamentally change the fuels available to the brain, shifting it away from glucose toward ketone bodies. We are particularly interested in whether these changes in brain energetics can influence alcohol craving, withdrawal, and alcohol consumption.”

    Some scientists are already exploring whether metabolic medications used for diabetes and weight loss, known as GLP-1 receptor agonists, might also reduce drinking. “Ultimately, we want to determine whether metabolic interventions, including the ketogenic diet, ketone supplement drinks, and GLP-1 receptor agonist medications, can be developed into useful treatments for alcohol use disorder, while also understanding their potential effects on alcohol intoxication and other risks,” Wiers concluded.

    The study, “A ketogenic diet reduces hepatic alcohol metabolism and alcohol consumption in rats,” was authored by Sophie K. Elvig, Adrienne McGinn, Xinyi Li, Janaina C. M. Vendruscolo, Juan L. Gomez, Robert Pawlosky, Bryan Mackowiak, Luis Gonzalez, M. Todd King, Michael Michaelides, Bin Gao, Nora D. Volkow, George F. Koob, Corinde E. Wiers, and Leandro F. Vendruscolo.

    URL: psypost.org/ketogenic-diets-ma

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    #psychology #counseling #socialwork #psychotherapy @psychotherapist @psychotherapists @psychology @socialpsych @socialwork @psychiatry #mentalhealth #psychiatry #healthcare #depression #psychotherapist #KetogenicDiet #AlcoholMetabolism #ADH1 #LiverHealth #Ketones #AlcoholUseDisorder #Neuropsychopharmacology #BrainEnergy #GLP1RAg #AlcoholConsumption

  3. DATE: August 7, 2026 at 06:00PM
    SOURCE: PSYPOST.ORG

    ** Research quality varies widely from fantastic to small exploratory studies. Please check research methods when conclusions are very important to you. **
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    TITLE: How your core personality traits predict your drinking habits over time

    URL: psypost.org/how-your-core-pers

    A new large study from Japan reveals that a person’s drinking habits over time often remain highly stable and are closely linked to their core personality traits. By tracking thousands of adults for five years, researchers found that higher extraversion is associated with more frequent drinking, while traits like conscientiousness are tied to less regular alcohol consumption. The findings were published in Alcohol and Alcoholism.

    Psychologists often use a framework known as the Big Five to describe human personality. This model groups personality into five broad categories. Extraversion relates to being outgoing and sociable. Agreeableness involves cooperation and compassion. Conscientiousness covers organization, self-discipline, and persistence. Negative emotionality, often called neuroticism, refers to a tendency to experience stress or negative moods. Open-mindedness describes a person who is curious and receptive to new experiences.

    Previous research frequently links these traits to various health habits, including addictive behaviors. For instance, conscientiousness is typically associated with health-protective behaviors and a lower risk of substance abuse. Extraversion, on the other hand, sometimes relates to higher alcohol consumption, likely due to the social nature of many drinking events.

    However, most past studies on personality and alcohol rely on Western populations. Drinking habits are heavily influenced by local culture, social norms, and public policy. Because these environmental factors vary globally, Western findings might not apply everywhere.

    In Japan, opportunities for early medical intervention regarding hazardous drinking are often limited in primary care settings. Identifying at-risk groups within the general population could help public health officials design better targeted strategies. Public health workers could use personality as an indicator to predict which individuals might maintain a high frequency of drinking over multiple years.

    To explore this, researchers Matsuri Okamoto and Atsushi Oshio from Waseda University in Tokyo analyzed longitudinal data to map out drinking patterns in Japan. They wanted to see if specific personality traits predicted whether someone would fall into a frequent or infrequent drinking category over a five-year period.

    The researchers utilized a large dataset tracking adult residents of Japan from 2019 to 2023. The final sample included 14,271 participants. At the start of the study in 2019, participants completed a standardized personality assessment based on the Big Five model. They also provided demographic information, including age, gender, and household income.

    Over the next five years, participants repeatedly reported their drinking frequency on an eight-point scale ranging from never drinking to drinking almost every day. To analyze the data, the researchers used a statistical technique called latent class analysis. This method groups individuals into distinct, unseen categories based on their response patterns over time. Rather than assuming everyone follows a single average trend, this approach identifies natural clusters of behavior within the population.

    The analysis revealed four distinct groups of drinking frequency. The largest group, making up roughly 27 percent of the sample, was characterized by abstaining or drinking very infrequently. The second group drank about once a month, accounting for nearly 24 percent of the participants. A third group, representing about 26 percent, drank weekly. The final group, comprising roughly 23 percent, consumed alcohol almost daily.

    Overall, the researchers found that people’s drinking habits remained largely stable across the five years. Members of the monthly, weekly, and daily groups did show a slight decline in drinking frequency after 2020. This shift was likely a result of the COVID-19 pandemic, which disrupted typical social routines and restricted access to bars and restaurants.

    When the researchers looked at how baseline personality traits predicted group membership, distinct patterns emerged. Higher scores in extraversion consistently predicted membership in the higher-frequency drinking groups. This aligns with past research suggesting that outgoing individuals often find themselves in social situations where alcohol is present.

    Conversely, higher conscientiousness was associated with lower odds of belonging to the intermediate monthly or weekly drinking groups, compared to the abstinent group. The researchers suggest that the specific facets of conscientiousness, such as orderliness and persistence, might differentiate intermittent drinking from more clearly routinized behaviors. Highly disciplined individuals might simply avoid casual, occasional drinking habits.

    Additionally, participants who scored higher in agreeableness and open-mindedness were more likely to fall into the intermediate monthly and weekly drinking categories. Negative emotionality was the only Big Five trait that did not show a statistically significant relationship with drinking frequency class membership.

    Beyond personality, demographic factors also played a substantial role. Men and individuals with higher household incomes had higher odds of belonging to the more frequent drinking groups.

    The researchers noted several limitations to the data. The study relies entirely on self-reported answers regarding drinking frequency. The surveys did not measure the volume of alcohol consumed per occasion or the intensity of the drinking episodes. A person who drinks a single beer daily would be in the same frequency category as someone who drinks heavily every day.

    The analytic sample was slightly older than the portion of the dataset that was excluded, which could slightly skew the prevalence estimates of the four drinking groups. The data collection also spanned the COVID-19 pandemic. This was an unusual period for social behavior, which might limit how well these specific drinking trajectories apply to normal circumstances.

    As an observational study, the findings do not establish that certain personality traits cause specific drinking habits. The data only highlight long-term correlations.

    Future studies could incorporate more objective measures of alcohol consumption, capturing both the context of drinking events and exact quantities consumed. Additional research comparing these results with different cultural populations could also clarify how universal these associations between personality and drinking truly are.

    The study, “Infrequent, monthly, weekly, or daily? Big Five traits of longitudinal drinking-frequency profiles,” was authored by Matsuri Okamoto and Atsushi Oshio.

    URL: psypost.org/how-your-core-pers

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    #psychology #counseling #socialwork #psychotherapy @psychotherapist @psychotherapists @psychology @socialpsych @socialwork @psychiatry #mentalhealth #psychiatry #healthcare #depression #psychotherapist #BigFivePersonality #DrinkingHabits #ExtraversionAndDrinking #Conscientiousness #AlcoholConsumption #JapanStudy #LongitudinalResearch #PublicHealthInsights #PersonalityPredictsBehavior #DrinkingFrequencyPatterns

  4. Beer vs. Wine – What Greeks Drink

    Μake us preferred on Google So, what do Greeks drink? Wine might have been a staple for ancient Greeks, but it seems the modern Greeks have acquired quite a penchant for a liquor more commonly linked to northern Europeans, beer. According to Eurostat – the Europe…
    #dining #cooking #diet #food #GreekWine #MediterraneanWine #alcoholconsumption #alcoholicdrinks #Greekwine #greeks #taste #Wine
    diningandcooking.com/2741756/b

  5. @jeremy_list
    I find that since I've cut waaay back on alcohol (only the occasional drink every few months), I'm a *very* cheap date. One drink, and I'm toast.

    Also, French 75s all around, next time you're having a drink.

    #alcoholconsumption