Bottles of kombucha on the table
Alcohol and Health

How Much Alcohol Is in Kombucha?

Published:
August 11, 2023
·
22 min read
Reframe App LogoReframe App Logo
Written by
Reframe Content Team
A team of researchers and psychologists who specialize in behavioral health and neuroscience. This group collaborates to produce insightful and evidence-based content.
August 11, 2023
·
22 min read
Reframe App LogoReframe App Logo
Certified recovery coach specialized in helping everyone redefine their relationship with alcohol. His approach in coaching focuses on habit formation and addressing the stress in our lives.
August 11, 2023
·
22 min read
Reframe App LogoReframe App Logo
Recognized by Fortune and Fast Company as a top innovator shaping the future of health and known for his pivotal role in helping individuals change their relationship with alcohol.
August 11, 2023
·
22 min read
Reframe App LogoReframe App Logo
Reframe Content Team
August 11, 2023
·
22 min read

Kombucha, a fermented tea drink, has been around for generations. Maybe you remember your grandmother keeping jars containing murky liquid with a clump resembling a moldy poached egg floating inside. It looked weird, yet grandma swore by it as a cure for anything from indigestion to hair loss — and maybe even had evidence to back up her claims.

These days, kombucha has seen a major revival, along with a makeover that makes it look a whole lot more appetizing. You can find the revived drink in trendy coffee shops and health food stores in ornate colorful bottles with names like “Tantric Turmeric” or “Enlightened Mystic Mango.”

But wait a minute, if you read the label carefully, it says that the fizzy concoction “may contain trace amounts of alcohol.” So kombucha has alcohol? What does that actually mean? If you’re on the journey to quit or cut back on alcohol, you may be wondering if kombucha is a friend or a potential foe. Let’s clarify once and for all if kombucha has alcohol and learn exactly how to navigate this fizzy beverage by looking at kombucha alcohol content and its sources.

The Ancient Brew

Bottles of kombucha on the table

Kombucha's roots trace back over 2,000 years ago to ancient China. Dubbed the “Tea of Immortality,” it was traditionally consumed for its perceived health benefits. The drink then meandered its way along trade routes, eventually finding popularity in Russia and Japan.

The name "kombucha" is a tad misleading. You might think it's related to the Japanese seaweed tea "kombu cha", where "cha" means tea. However, there's no seaweed in the bubbly brew! So why the name? Well, nobody really knows; it’s a bit of a gastronomical mystery.

Fast forward to the 20th century, kombucha began to find its fan base in Europe, particularly during World War II. It took a bit longer for it to make a splash in North America, but by the late 20th and early 21st centuries, the kombucha craze was in full swing!

Fermentation 101

Today, kombucha is celebrated globally, with countless flavors and styles. It's been embraced by wellness enthusiasts, not just for its tangy kick but also for the potential health benefits it carries. Let’s explore the science behind them.

Kombucha starts its life as sweetened tea that undergoes a transformation when a substance called the SCOBY (Symbiotic Culture of Bacteria and Yeast) is introduced to it. The yeast in the SCOBY breaks down the sugars in the tea into alcohol and carbon dioxide, giving kombucha its characteristic bubbles. Meanwhile, bacteria in the SCOBY consume the alcohol and convert it into organic acids.

The fermentation process leads to the creation of a variety of beneficial nutrients. Some of the noteworthy components include:

1. Organic acids. Acetic acid, gluconic acid, and lactic acid are commonly found in kombucha. These acids can promote gut health and have been studied for their potential antimicrobial properties:

2. Vitamins. Kombucha can contain several B vitamins, including B1, B6, and B12, which are essential for energy production in the body.

3. Probiotics. These are beneficial bacteria that can positively influence gut health. A healthy gut can lead to improved digestion and may even influence mood and immune function. Here are the main players:

Back to the Booze: Does Kombucha Have Alcohol?

So, is kombucha alcoholic? Slightly. Fermentation is responsible for the health benefits of kombucha; however, the initial phase of the process creates the trace amount of alcohol that develops during its production. While most of the alcohol produced as a byproduct by the yeast gets scarfed up by the bacteria that turn alcohol into organic acids, a small amount remains behind. The longer kombucha ferments, the more alcohol can build up.

How Much Alcohol Is in Kombucha?

That said, in most commercial kombuchas, the alcohol content remains below 0.5% ABV (Alcohol By Volume), since most commercial brands halt fermentation early. For context, most beers have an ABV ranging from 4-6%. If kombucha has less than 0.5% ABV, it's legally considered non-alcoholic in many places.

Diagram about the benefits of kombucha

Kombucha Alcohol Content: The Road to Regulation

It’s worth noting, however, that these regulations weren’t always in place. While kombucha has been embraced by many for its potential health benefits and unique flavor profile, its journey in the modern market hasn't been without a few hiccups. Before stringent regulations were established, the kombucha industry faced controversies, particularly around its alcohol content and safety.

In the early days of its popularity surge in the US, kombucha's alcohol content came under scrutiny. In 2010, Whole Foods Market temporarily pulled all kombucha products off their shelves due to concerns that some bottles contained more than the 0.5% ABV, the threshold for non-alcoholic beverages. This action stemmed from bottles continuing to ferment after being stocked, leading to elevated alcohol levels.

This incident put a spotlight on the need for consistent fermentation and bottling processes, leading to an industry-wide reevaluation. Brands responded by refining their methods, ensuring that kombucha remained within acceptable alcohol limits or explicitly marketing it as an alcoholic beverage.

Another controversy that rocked the kombucha world was the over-enthusiastic health claims made by some brands. From being marketed as a cure-all to promises of detoxifying the body, these claims drew the attention of regulatory bodies. The U.S. Food and Drug Administration (FDA) and Federal Trade Commission (FTC) took action against some kombucha brands for making unproven health assertions.

The kombucha controversies served as pivotal learning moments for manufacturers and consumers alike. As a result of these controversies, both regulatory bodies and kombucha manufacturers realized the need for clearer guidelines. The industry saw the introduction of stricter fermentation and testing protocols, accurate labeling practices, and a more transparent communication regarding the drink’s potential health benefits.

Kombucha Alcohol Content: Breakdown by Brand

Today, the kombucha market is more robust and transparent, offering consumers a beverage they can enjoy with confidence. As it continues to rise in popularity, understanding the alcohol content across different brands is crucial, especially for those looking to minimize alcohol intake. Here’s where things stand today as far as kombucha alcohol percentages across brands:

  • GT’s Living Foods kombucha. Perhaps one of the most recognized kombucha brands, GT's has a clear labeling system. Their “Enlightened” line is under 0.5% ABV. However, their “Classic” line can range from 0.5% to 3% ABV and is typically found in the alcoholic beverages section.
  • Health-Ade kombucha. Committed to the natural brewing process, Health-Ade ensures their kombucha stays below the 0.5% ABV mark, making it a good choice for those avoiding alcohol.
  • Brew Dr. Kombucha. This brand employs a unique distillation process after fermentation to remove alcohol. As a result, Brew Dr. Kombucha usually stays well under the 0.5% ABV benchmark.
  • Kevita Master Brew kombucha. Owned by PepsiCo, Kevita's kombucha products are typically under 0.5% ABV. They employ a combination of fermentation and filtration to achieve this.
  • Rowdy Mermaid kombucha. Using wildcrafted herbs and botanicals, Rowdy Mermaid’s products are also designed to remain below 0.5% ABV.
  • Humm kombucha. A popular brand, Humm tends to keep its kombucha beverages below the 0.5% threshold.

Regulations by Region

Here’s a more detailed breakdown of the regulations for alcohol in kombucha in different regions of the world:

  • United States. The Alcohol and Tobacco Tax and Trade Bureau (TTB) requires that non-alcoholic beverages, including kombucha, contain less than 0.5% alcohol by volume when sold. If it exceeds this amount, it's considered an alcoholic beverage and must be labeled and taxed as such.
  • European Union. The EU does not have specific kombucha regulations, but the beverage falls under general food and drink regulations. Any health claims made on the label must adhere to the European Food Safety Authority (EFSA) guidelines. Individual countries within the EU might have more specific guidelines or requirements.
  • Canada. Kombucha is considered a non-alcoholic beverage as long as its alcohol content is below 1.1%. The Canadian Food Inspection Agency (CFIA) requires proper labeling, and any health claims have to be substantiated.
  • Australia and New Zealand. The Food Standards Australia New Zealand (FSANZ) doesn't have specific regulations for kombucha. However, it must meet the general guidelines for fermented beverages. If kombucha is marketed as having therapeutic benefits, it may fall under the Therapeutic Goods Act, which has its own set of regulations.
  • Asia. Regulations vary widely across countries in Asia. For example, in some regions like Japan, kombucha (especially if it's made using different methods or ingredients than traditional kombucha) might not be recognized or regulated in the same way as in Western countries.

Word of Caution About Kombucha Alcohol Percentages

However, while the official brands are now subject to regulation, bear in mind that some craft or homemade batches might have slightly higher levels of alcohol depending on fermentation time and conditions. 

Crafting kombucha at home can be unpredictable in terms of alcohol content, which can easily exceed the 0.5% ABV benchmark. If alcohol intake is a concern, store-bought brands with clear labeling might be a safer choice.

That said, always check the label for alcohol content. Some brands might offer both alcoholic and non-alcoholic versions, so it’s essential to pick the one that aligns with your preferences, especially if you’re conscious about alcohol intake. 

Finally, keeping kombucha refrigerated helps slow down further fermentation, which can produce more alcohol. If a bottle is left out in a warm environment, its alcohol content may increase.

Steps To Navigate Kombucha Safely 

To sum up, here are some things to keep in mind as you explore the world of kombucha:

  • Read the label. Once again, always check the ABV on the bottle. If it's below 0.5%, it’s categorized as non-alcoholic.
  • Start slow. Especially if you’re new to kombucha, start with a small serving. See how your body reacts.
  • Go for commercial brands. They are typically regulated and consistent in alcohol content, unlike some homemade versions.
  • Mix it up. If you enjoy the taste, consider mixing kombucha with sparkling water. This can dilute any alcohol content further and give you a refreshing drink.
  • Limit consumption. Even with low alcohol content, it’s wise not to overconsume. Stick to one bottle or less per day.

Listen to Your Body

In the end, if you find that kombucha is triggering cravings or doesn’t make you feel great, it’s okay to pass on the drink. Even with its low alcohol content, kombucha can recreate the sensation of sipping on more potent beverages. The effervescence, the ritual of pouring into a glass, and even the slight buzz some feel can reignite memories or cravings associated with alcohol consumption.

Moreover, though the alcohol level in most commercial kombucha is low, the body can still recognize and react to its presence. For some, this might induce the same physiological reactions associated with drinking alcoholic beverages, from the release of certain neurotransmitters to the feeling of relaxation.

Where and how you consume kombucha can also play a role. Drinking kombucha in a social setting similar to previous drinking experiences can stir up old habits or memories. The atmosphere, the company, and even the glass you use can serve as subconscious reminders.

If you decide kombucha isn't right for your journey, there are plenty of other non-alcoholic beverages to explore:

  • Water kefir. Water kefir, like kombucha, is a fermented beverage but uses a different kind of "grain" or culture for fermentation. Despite its name, water kefir is dairy-free and is packed with probiotics. The end result? A drink that's bubbly and slightly sweet, making it a close cousin to kombucha but without the tea base.
  • Coconut water. For a refreshing, hydrating beverage that packs a punch of electrolytes, coconut water is a stellar choice. It's naturally sweet, so it can satiate those cravings for sugary drinks. Plus, coconut water can be a good source of potassium, helping you replenish after a workout.
  • Herbal teas. If you loved the tea aspect of kombucha, why not delve deeper into the world of herbal teas? From chamomile to peppermint, there’s a vast variety, each offering unique flavors and health benefits. They can be enjoyed hot or cold, and for an extra twist, try adding a splash of sparkling water to your cold brew!
  • Switchel. An oldie but a goodie, switchel is a concoction of water, ginger, vinegar, and a sweetener (like maple syrup). It's both tangy and sweet, and while it doesn't offer the probiotic benefits of fermented drinks, the ginger can be great for digestion.
  • Fermented vegetable juices. Think sauerkraut or kimchi, but in liquid form. These juices are a byproduct of the fermentation process and are loaded with the same probiotics that make fermented veggies good for your gut. They might be an acquired taste due to their strong flavor, but they're undoubtedly a healthy option!
  • Probiotic-infused drinks. Several brands now offer drinks specifically fortified with probiotics. From flavored waters to plant-based milk, these beverages give you the gut-friendly bacteria without the fermentation process.

Choose Your Journey

In the end, it’s crucial to recognize and respect individual responses to kombucha. If you find that it stirs up cravings or memories related to alcohol, it might be wise to limit or avoid its consumption. Everyone's journey with alcohol is unique, and what works for one person might not work for another.

Remember: the ultimate goal is to make choices that support your journey to cut back or quit alcohol. Whether kombucha is a part of that journey is entirely up to you. Here’s to making informed and empowering decisions! 

Summary FAQs

1. What exactly is kombucha?

Kombucha is a fermented beverage made from sweetened tea that undergoes a fermentation process using a SCOBY, resulting in a tangy, often bubbly drink.

2. How is alcohol produced in kombucha?

Alcohol is naturally produced during the fermentation process when the yeast in the SCOBY breaks down the sugars in the tea. This is a typical and essential part of kombucha's fermentation.

3. Is the alcohol content in kombucha brands consistent?

While many brands aim to maintain an alcohol content below 0.5% ABV, the actual percentage can vary depending on fermentation conditions and duration. It's crucial to check the label, especially if you're conscious about alcohol intake.

4. Are there health benefits to drinking kombucha?

Kombucha contains organic acids, vitamins, and probiotics that can promote gut health and offer other potential health benefits. However, it's essential to be wary of brands that make unproven health claims.

5. Why was kombucha pulled off the shelves at Whole Foods in 2010?

Concerns arose that some kombucha products had alcohol levels exceeding the 0.5% ABV limit for non-alcoholic beverages. This led Whole Foods to temporarily remove kombucha products until the issue was addressed.

6. Are there safety concerns with homemade kombucha brews?

Yes, in the past, some home brew enthusiasts reported contamination cases and even bottle explosions due to unchecked fermentation. It highlights the importance of proper sterilization and understanding the fermentation process when brewing at home.

7. How has the kombucha industry responded to past controversies?

The industry introduced stricter fermentation and testing protocols, adopted accurate labeling practices, and shifted towards transparent communication regarding potential health benefits. These measures ensure that consumers can enjoy kombucha with confidence.

Ready To Put Alcohol in the Back Seat and Explore Life Beyond Booze?

Although it isn’t a treatment for alcohol use disorder (AUD), the Reframe app can help you cut back on drinking gradually, with the science-backed knowledge to empower you 100% of the way. Our proven program has helped millions of people around the world drink less and live more. And we want to help you get there, too!

The Reframe app equips you with the knowledge and skills you need to not only survive drinking less, but to thrive while you navigate the journey. Our daily research-backed readings teach you the neuroscience of alcohol, and our in-app Toolkit provides the resources and activities you need to navigate each challenge.

You’ll meet millions of fellow Reframers in our 24/7 Forum chat and daily Zoom check-in meetings. Receive encouragement from people worldwide who know exactly what you’re going through! You’ll also have the opportunity to connect with our licensed Reframe coaches for more personalized guidance.

Plus, we’re always introducing new features to optimize your in-app experience. We recently launched our in-app chatbot, Melody, powered by the world’s most powerful AI technology. Melody is here to help as you adjust to a life with less (or no) alcohol.

And that’s not all! Every month, we launch fun challenges, like Dry/Damp January, Mental Health May, and Outdoorsy June. You won’t want to miss out on the chance to participate alongside fellow Reframers (or solo if that’s more your thing!).

The Reframe app is free for 7 days, so you don’t have anything to lose by trying it. Are you ready to feel empowered and discover life beyond alcohol? Then download our app through the App Store or Google Play today!

Call to action to download reframe app for ios usersCall to action to download reframe app for android users
Reframe has helped over 2 millions people to build healthier drinking habits globally
Take The Quiz
Our Editorial Standards
At Reframe, we do science, not stigma. We base our articles on the latest peer-reviewed research in psychology, neuroscience, and behavioral science. We follow the Reframe Content Creation Guidelines, to ensure that we share accurate and actionable information with our readers. This aids them in making informed decisions on their wellness journey.
Learn more
Updated Regularly
Our articles undergo frequent updates to present the newest scientific research and changes in expert consensus in an easily understandable and implementable manner.
Relevant Articles
No items found.
Ready to meet the BEST version of yourself?
Start Your Custom Plan
Call to action to download reframe app for ios usersCall to action to download reframe app for android users
review
31,364
5 Star Reviews
mobile
3,250,000+
Downloads (as of 2023)
a bottle and a glass
500,000,000+
Drinks Eliminated

Scan the QR code to get started!

Reframe supports you in reducing alcohol consumption and enhancing your well-being.

Ready To Meet the Best Version of Yourself?
3,250,000+ Downloads (as of 2023)
31,364 Reviews
500,000,000+ Drinks eliminated
Try Reframe for 7 Days Free! Scan to download the App