If you’re trying to make better choices about what you drink, you’ve probably come across kombucha.
But how does it actually compare to soft drinks?
In this guide, we break down the key differences between kombucha and soft drinks, from ingredients, sugar and how they’re made, so you can decide what’s right for you.
What is Kombucha?
Kombucha is a naturally fermented tea made using live cultures (often called a SCOBY).
During fermentation, the tea develops:
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Organic acids
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Live probiotics
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A refreshing, crisp taste
Because it’s fermented, kombucha contains compounds created during the brewing process, which is what gives it its unique flavour and character.
What is Soft Drink?
Soft drinks (or soda) are typically:
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Carbonated water
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High sugar or non-nutritive sweeteners
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Flavourings
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Preservatives
They are not fermented and are usually manufactured rather than brewed.
KOMBUCHA VS SOFT DRINK: Key Differences
1. How They’re Made
Kombucha
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Brewed from tea
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Naturally fermented
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Contains live culture
Soft drink
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Industrially produced
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Artificial flavours and industrially processed sweeteners
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No fermentation = No live probiotics, amino acids or antioxidants
This difference in process is what gives kombucha its complex flavour and live cultures.
2. Sugar Content
Most traditional soft drinks are high in sugar, often containing around 8–10g per 100ml. Those that are lower in sugar usually contain non-nutritive sweeteners such as Stevia, Erythritol or Xylitol. You can read our discussion around those here.
Kombucha is typically lower in sugar, as most sugar is consumed during fermentation.
Many people choose kombucha as a lower sugar and more natural alternative to soft drinks.
(Our sugar sits at 2.5g per 100ml)
3. Ingredients
Kombucha
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Tea
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Sugar (used in fermentation to feed the SCOBY)
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SCOBY (where the live cultures come from)
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Botanicals for flavouring (this is how we do it, some other brands use artificial flavours)
Soft drink
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Refined sugar or artificial sweeteners
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Artificial flavours
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Preservatives
Kombucha is often chosen by people looking for more natural, minimally processed drinks.
4. Taste Experience
Soft drinks are typically:
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Very sweet
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One dimensional in flavour
Kombucha is:
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Lightly sparkling and less sweet
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More complex
It’s often described as a more “adult” or refined alternative to soda or soft drinks.
5. Why People Are Switching
More and more people are rethinking their drink choices.
Instead of reaching for soft drink, they’re looking for options that feel:
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Lighter and better for them
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Less sugary
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More interesting
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More aligned with a mindful lifestyle
This is where kombucha comes in.
Is Kombucha a Better Alternative to Soft Drink?
Many people see kombucha as a better alternative to soft drinks, particularly when they’re trying to reduce sugar intake or explore more natural beverages.
Emerging research also suggests kombucha interacts with the gut microbiome, which plays a role in digestion and overall health.
When to Choose Kombucha
Kombucha can be a great option when you want:
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Something refreshing but lower in sugar
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A non-alcoholic alternative
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A more interesting drink than ultra sweet soda
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A naturally fermented beverage with gut loving benefits
A Different Way to Drink
At its core, the difference comes down to this:
Soft drinks are manufactured, often with artificial ingredients.
Real Kombucha is brewed with natural ingredients.
For people looking to move away from overly processed drinks, kombucha offers something different.
(It's important to note that not all commercial kombucha brands are brewed the same. You can read about that here.)
Discover Two Boys Brew Kombucha
At Two Boys Brew, we craft our kombucha in small batches using traditional fermentation.
The result is a drink that’s:
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Naturally brewed and authentic
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Full of flavour
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Made for people who are rethinking what they drink
You can find Two Boys Brew kombucha at IGA stores nationally or shop online.