1. Home
  2. The Functional Journal
  3. Product Spotlights
Product Spotlights · 6 min read

Beyond Sauerkraut: Unexpected Functional Drinks for Better Gut Health (That Aren't All Kombucha)

Kombucha Kev, founder of Functional Drinks Club, smiling at the Otley taproom Kevin Gillespie · 25 November 2025
A line-up of kefir, kimchi and kombucha

Let's have a proper chat about gut health drinks, shall we? I know, I know, the moment someone mentions gut health, your brain probably goes straight to kombucha or that jar of sauerkraut gathering dust in your fridge. And whilst those are brilliant options (seriously, no shade there, browse our own kombucha range if that's your thing), there's a whole world of gut-friendly drinks out there that most people have never even heard of.

I'll be straight with you, I spent years thinking probiotics meant expensive little pots of yoghurt and the odd bottle of kombucha when I remembered to grab one.

Turns out I was missing a massive trick. The gut health drink scene has absolutely exploded in recent years, and some of the most effective options are the ones flying completely under the radar.

The Fermented Alternatives That Actually Taste Amazing

Let's start with kefir, and no, it's not just "yoghurt you can drink."

This stuff is like the overachieving cousin of yoghurt that went to university and got multiple degrees.

Kefir contains up to 50 different strains of beneficial bacteria and yeasts, compared to yoghurt's measly 2-5 strains. It's like comparing a full orchestra to a couple blokes with guitars.

The beauty of kefir is that it's not trying too hard. It's creamy, slightly tangy, and goes down a treat. Plus, if you're one of those people who can't handle dairy (and let's face it, loads of us can't), you can get brilliant coconut or oat-based versions that taste just as good.

Then there's jun tea, the posh cousin of kombucha that's made with green tea and raw honey instead of black tea and sugar.

It's lighter, more floral, and honestly tastes a bit more sophisticated. Think of it as kombucha that went to finishing school. The fermentation process is gentler, so you get all those lovely probiotics without the sometimes harsh tang that puts people off regular kombucha.

Wooden table with jars of gut health drinks on them

The Herbal Heroes Your Gut Will Thank You For

Now, here's where things get interesting. Ginger switchel is an absolute game-changer that nobody talks about. It's basically fermented ginger with a bit of apple cider vinegar and honey.

Sounds mental, but it's banging.

The ginger sorts out any bloating or nausea, whilst the fermentation gives you those beneficial bacteria your gut craves.

Traditional herbal teas deserve a massive shout-out here too. Peppermint tea isn't just something your nan drinks when she's feeling poorly, it's genuinely brilliant for settling your digestive system.

The menthol in peppermint helps relax the muscles in your digestive tract, which means less bloating and discomfort after meals.

Chamomile tea might seem like bedtime fluff, but here's the thing, stress absolutely wrecks your gut health.

When you're wound up like a spring, your digestive system basically goes on strike. Chamomile helps you chill out, which means your gut can actually do its job properly.

And don't get me started on fennel tea, this stuff is like magic for sorting out trapped wind and that horrible bloated feeling after a big meal.

It tastes like liquorice had a baby with herbs, which I know sounds grim, but trust me on this one.

The Innovation Game-Changers

Apple cider vinegar drinks have had a bit of a moment recently, and for good reason. The acetic acid in ACV helps create the perfect environment for good bacteria to thrive in your gut. But let's be honest, drinking straight ACV is like gargling with battery acid.

The new generation of ACV drinks mix it with ginger, lemon, and honey to actually make it pleasant to drink.

Here's something that'll blow your mind, kvass.

It's a traditional Eastern European fermented drink that's been around for centuries. Made from bread, beets, or other vegetables, it's like the grandfather of all fermented drinks.

The beet version is particularly mental for your gut with all that natural nitrates and beneficial bacteria in one go.

A woman making herbal tea in her kitchen

Bone broth might sound like something from the stone age, but modern versions are brilliant for gut health. The collagen and amino acids help repair your gut lining, whilst the long fermentation process creates natural probiotics. Plus, it's dead savoury, so if you're not keen on sweet drinks, this could be your winner.

The Unexpected Powerhouses

Green tea on its own is massively underrated for gut health. It encourages the growth of beneficial bacteria like Akkermansia muciniphila which sounds like a Harry Potter spell but is actually crucial for metabolic health.

The polyphenols in green tea feed your good bacteria whilst keeping the nasties in check.

Aloe vera juice is another one that sounds a bit alternative medicine-y, but the research backs it up. It soothes your digestive tract, reduces inflammation, and helps maintain the integrity of your gut lining.

Just make sure you get proper drinking aloe vera juice, not the stuff you put on sunburn.

Plant-based probiotic sodas are the new kids on the block.

They're taking traditional fizzy drinks and adding live cultures, prebiotics, and functional ingredients. You get the satisfaction of a proper drink without the sugar crash and gut disruption.

How to Choose What Actually Works for You

Here's the honest truth, your gut is as individual as your fingerprint.

What works brilliantly for your mate might do absolutely nothing for you, and that's completely normal. The key is to start with one thing and give it at least two weeks before you decide if it's working.

If you're new to this whole functional drinks thing, start gentle. A cup of peppermint tea after dinner or a small glass of kefir in the morning won't shock your system. Then you can build up to the more adventurous stuff like kvass or ginger switchel.

Pay attention to how you feel, and I don't mean just your gut.

Better digestive health often shows up as improved energy, clearer skin, better mood, and even better sleep.

Your gut produces about 90% of your body's serotonin, so when it's happy, you tend to be happier too.

Jars of healthy liquid on a kitchen table

Making It Work in Real Life

The biggest mistake people make is trying to revolutionise their entire routine overnight. That's like deciding to run a marathon when you haven't jogged in years, you'll just end up frustrated and back where you started.

Pick one or two drinks that actually sound appealing to you and work them into your existing routine. Maybe swap your afternoon coffee for fennel tea, or have kefir with your breakfast instead of orange juice. Small changes that you can actually stick with beat dramatic overhauls that last about three days.

And here's something nobody tells you, timing matters.

Some fermented drinks are better on an empty stomach (like kefir first thing in the morning), whilst others work better with food (like ginger switchel after meals).

Experiment and see what feels right for your body.

The Bottom Line

Your gut health doesn't have to be boring or complicated. There's a whole world of delicious, effective drinks out there that can support your digestive system whilst actually being enjoyable to drink. Whether you go for the creamy richness of kefir, the sophisticated bubbles of jun tea, or the warming spice of ginger switchel, you're doing your gut a massive favour.

The key is finding what works for your taste buds and your lifestyle. Because let's face it, the best gut health drink is the one you'll actually drink consistently.

Start exploring beyond the obvious choices, and you might just discover your new favourite way to feel brilliant from the inside out.

At the end of the day, your gut is the foundation of your overall health.

Give it some love with these unexpected drinks, and it'll reward you with better digestion, more energy, and that general feeling of wellness that makes everything else in life that bit easier. If you want to explore this in person rather than just reading about it, our Otley shop stocks kombucha, kimchi, kefir and kraut all under one roof. Now that's what I call a proper result.

Kombucha Kev, founder of Functional Drinks Club, smiling at the Otley taproom
Written by Kev

I'm Kev. Twenty years in marketing, ten of them in public health, a former big wine drinker, and now the bloke behind Functional Drinks Club in Otley. I don't drink any more. I'm still fun at parties. Mostly.

Read my story
The Gut Feeling newsletter

Liked that? There's more where it came from.

Get The Gut Feeling: new posts, honest reviews and the odd bit of science, minus the hype. Once a fortnight. Less preachy than a wellness influencer. More useful than your group chat.

  • New posts before anyone else
  • Honest kombucha reviews, no paid-for gushing
  • New bottles and box deals first

Once a fortnight. Unsubscribe whenever.

Shop the post

Shop all kombucha
Kompassion Scotch Bonnet Chilli raw kombucha in a tall amber 330ml glass bottle with a black cap and a white label with a red flavour band. Kompassion Scotch Bonnet Chilli raw kombucha on a tree-trunk table in the Otley taproom, with Kev's tasting note: "It's like sipping Christmas through a tartan straw while someone massages your liver with jazz hands."
Kompassion Kombucha Scotch Bonnet ChilliGinger and spice
Raw Live cultures
£4.00
Left Field No.2 Sencha Green raw kombucha in a tall amber 330ml glass bottle with a black cap and a bright green label with a fine line pattern. Left Field No.2 Sencha Green raw kombucha on a wooden pallet table in the Otley taproom, with Kev's tasting note: "Like a ninja made of citrus drop-kicked you in the mouth, but politely."
Left Field Kombucha No.2 Sencha GreenBotanical and floral
Raw Live cultures
£4.10
You + I Black Cherry raw kombucha in an amber glass bottle with a gold cap and a cream label with a botanical line drawing and a deep red band. You + I Black Cherry raw kombucha on a wooden pallet table in the Otley taproom, with Kev's tasting note: "Like a goth fruit punch that went to finishing school."
You + I Black CherryFruity
Raw Live cultures
£4.15
The box deal Mix any 6 for 5% off, 12 for 10%, 24 for 15%.

Every maker, Gut Feeling and the basics all count. Best discount wins, nothing stacks.

Kev and clinical nutritionist James Ellis at the mics under The Health Hype Roast neon sign
The podcast

The Health Hype Roast

Me and clinical nutritionist James Ellis take one big health trend each episode and roast it. Creatine, fibre maxing, collagen, weight loss jabs: what's real, what's rubbish, and what's worth your money. Expect laughs, evidence and the odd uncomfortable truth.