Water Kefir with Raspberry & Mint Flavour sugar-free • no glycemic spikes • artisanal fermentation • 330 ml
Refreshing fermented drink without added sugar, artificial sweeteners, and preservatives. Contains live probiotic cultures that support digestion and immunity. A gentle combination of raspberries and mint for everyday functional hydration without guilt. Organic quality, suitable for vegans, gluten-free.
Water kefir raspberry and mint - sugar-free - Kult Kefir
Sugar-free water kefir is a non-alcoholic fermented lemonade with zero sugar content. Thanks to extended fermentation, microorganisms naturally consume all the sugar – without sweeteners like aspartame or erythritol.
Suitable for anyone looking for clean composition, organic quality, and natural health support without unnecessary chemicals.
Contains live cultures and postbiotics that support digestion, gut microbiome, and immune system. Suitable for daily drinking as a functional alternative to regular lemonades.
Certification: Organic, vegan, GMO-free.
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Water kefir with raspberry and mint – main benefits
Discover the sugar-free fermented drink that combines the refreshing taste of raspberries and mint with the benefits of live probiotic cultures – ideal for daily support of digestion and immunity.
- No added sugar – thanks to longer fermentation, the kefir is completely naturally unsweetened, without artificial sweeteners like aspartame or erythritol.
- Live probiotic cultures – naturally occurring microorganisms support a healthy gut microflora and digestion.
- Refreshing combination of raspberry and mint – gentle taste with a cooling aftertaste is great for hot days and everyday drinking.
- Gluten-free, vegan, and GMO-free – suitable for a wide range of dietary needs and a lifestyle without compromises.
- Organic certification – organic composition ensures high quality and environmental friendliness.
- Practical 330 ml packaging – ideal portion for refreshment anytime during the day.
On our website pravebio you will find delicious probiotic drinks like Kult Yuzu & Mandarin and Kult Lemon & Ginger – sugar-free water kefirs that refresh, support digestion, and provide energy from nature!
Water kefir full of ready-made postbiotics
Kult Kefir is a gently sparkling water kefir that naturally transforms organic sugar into organic acids and enzymes thanks to 48-hour fermentation and traditional mother culture.
In one can, only 1 – 2 g of natural sugar remains, and the drink contains live lactobacilli and yeasts, which enhance the diversity of the gut microbiome.
These organic acids act as postbiotics – ready metabolites that the body uses without further digestive burden.
They give the drink a pleasantly tart taste without the need for artificial flavors. Kult Kefir is made from organic ingredients, in small batches, and filled into lightweight, fully recyclable cans.

Why choose Kult Kefir
Kult Kefir brings to the market a unique water kefir – a lightly sparkling drink created by fermenting organic fruits and herbs. Thanks to traditional mother culture and 48-hour maturation, it offers natural taste, minimum sugar and a wide range of organic acids – a perfect alternative to sweetened lemonades.
Behind the brand is a Belgian bioscience engineer, who started fermenting at home in the kitchen; today he produces kefir in Brussels and Wavre, still in small batches to maintain the freshness and authentic aroma of each batch.
Kult Kefir relies on 100% natural ingredients, without artificial additives, and uses freshly pressed juices or herbal teas. The drink is rich in probiotics, supports healthy digestion and is packaged in fully recyclable aluminum cans, which save resources.
100% organic quality
Clean composition without artificial additives and refined sugar.
Low sugar content
Fermentation converts most of the sugar; in 100 ml only ≈ 1-2 g.
Probiotic power
Live cultures and organic acids support a healthy microbiome.
Real ingredients
Freshly pressed juices, no aromas or extracts.
Easy recycling
Lightweight aluminum cans belong in a regular metal container – aluminum can be recycled repeatedly, even without a return deposit.
Belgian craftsmanship
Small batches of hand-led fermentation in Brussels and Wavre.
Composition
Water kefir (water, kefir culture, sugar*, lemon juice*), raspberry puree (2.8 %)*, natural vanilla flavor, natural mint flavor (0.05 %).
*from organic farming
Nutritional values
| Typical values | per 100 ml | What does it mean for you? |
|---|---|---|
| Energy | 13 kJ / 3 kcal | Very low energy value – ideal for daily drinking |
| Fats | 0 g | Fat-free – does not burden digestion or calorie intake |
| Carbohydrates | 0 g | Sugar-free – suitable even for low-carb diets |
| of which sugars | 0 g | No added or natural sugars – gentle on teeth and metabolism |
| Fiber | 0 g | Light drink – does not burden digestion |
| Proteins | 0 g | Protein-free – suitable even for specific diets |
| Salt | 0 g | Sodium-free – naturally refreshing and suitable even for a reduction diet |
One can (330 ml) = provides approximately 10 kcal, so you can enjoy it without guilt anytime during the day – as a functional alternative to sweetened lemonades.
Analysis of composition and functional benefits
Water
What it is: The basic carrier in water kefir, ensuring liquid form and fermentation environment for the culture.
Function: Allows fermentation of kefir cultures and dissolves nutrients and flavors of other ingredients.
Advantage: Neutral medium without calories, ensuring hydration and natural base for fermentation.Kefir culture
What it is: A mixture of probiotic bacteria and yeasts that naturally ferments sugars in a water solution.
Function: Converts sugar into lactic acid, carbon dioxide, and beneficial probiotic substances.
Advantage: Supports gut health and digestion naturally – without the need for capsules or additional cultures.Lemon concentrate
(from organic farming)
What it is: Concentrated lemon juice from organic lemons.
Function: Provides gentle acidity and helps stabilize flavor and fermentation environment.
Advantage: Natural preservation and refreshing citrus hint – without the need for chemical stabilization.Raspberry puree
(from organic farming)
What it is: Thick fruit puree made from whole raspberries.
Function: Provides natural fruit flavor and light sweetness to the drink.
Advantage: Real fruit instead of aromas – full flavor without compromises.Natural mint flavor
What it is: Concentrated natural extract of mint for flavoring the drink.
Function: Provides a refreshing aftertaste and gentle cooling effect.
Advantage: Without synthetic additives – only natural scent for a fresh experience.
What does this mean for you?
Water kefir with raspberry & mint flavor – sugar-free offers refreshing taste without compromises and with the benefits of live cultures. Contains fermented infusion with raspberries and mint from organic farming and is completely free of added sugar and artificial sweeteners. Gluten-free, vegan, organic certification – ideal choice for conscious refreshment during the day. Simple composition that will please everyone who wants to drink healthily and deliciously.
Warning
- Sugar content is the result of natural fermentation.
- Natural cloudiness and sediment are not a defect – they are proof of live culture.
- Upon opening, there may be a gentle pressure – open carefully.
- Store in the refrigerator after opening (up to 8 °C) and consume within 3 days.
FAQ
Does the drink contain live cultures?
No. After fermentation, the drink is pasteurized. The live cultures are deactivated. However, postbiotics and a naturally gentle effervescence remain.

Why do you pasteurize the drink?
For stability and safety without preservatives. Pasteurization stops fermentation and keeps the same flavor profile in every batch.

Do you add probiotics after pasteurization?
No. We don’t add “ready-made” probiotics. We rely on naturally occurring postbiotics and clean ingredients without artificial interference.

Is KULT truly organic?
Yes. We prioritize organic farming and organic-quality ingredients. That supports biodiversity and a clean taste.

Where is KULT made?
In Belgium, in small batches. The craft fermentation operation favors quality over quantity.

How much sugar does the drink contain?
All sugar is converted during longer fermentation into organic acids. For the Raspberry & Mint flavor it’s 0 g/100 ml. Check the values on the label.

Where do the ingredients come from?
KULT Kefir uses organic ingredients – fresh fruit and herbs from certified organic farming. The brand prefers freshly pressed (cold-pressed) juices and works without artificial flavorings and extracts.

Is KULT non-alcoholic?
Yes. It contains less than 0.1 % alcohol (less than a ripe banana or a typical juice).

How is KULT flavored?
We use real ingredients—no artificial flavors or extracts. Whenever possible, we choose fresh, cold-pressed juices.

Are the cans eco-friendly?
Yes. Aluminum is recycled efficiently and repeatedly. It’s lightweight, reduces transport emissions, and protects the contents from light and oxygen. The liner is BPA-free.

What to buy with water kefir?
- ✔︎ Collagen bar NoordCode – cocoa & hazelnuts – ideal as a nutritious snack with kefir, which itself does not satiate. Perfect for those who want a quick and balanced meal without sugar.
- ✔︎ PUR chewing gum with xylitol – Bubblegum – after a fermented drink, it pleasantly freshens breath, also without sugar, aspartame, and chemicals. Great for lovers of clean composition.
- ✔︎ Golden Latte mix – Ceylon turmeric & cinnamon – a warming evening drink without sugar, which perfectly complements refreshing kefir during the day. Together they support digestion and metabolism.
- ✔︎ Protein crackers Swedish Protein Deli – savory low-carb snack without sugar, which contrasts well with the slightly fruity taste of kefir. Ideal for keto or low-carb style.
Additional parameters
| Category: | Non-alcoholic drinks |
|---|---|
| EAN: | 5430004474173 |
| Manufactured by: | Kult, Avenue Alphonse XIII 56, 1180 Bruxelles |
| Country of origin: | Belgium |
| Vhodné pro: | vegan-organic certification-GMO Free-Sugar free-Low Carb |
| Quantity: | 330 ml |
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KULT Kefir is a brand that unites science and the art of fermentation to create naturally sparkling drinks full of probiotics. They are crafted from traditional water kefir grains, without artificial additives, preservatives or refined sugar, with an emphasis on clean ingredients and authentic taste.
It is built on handmade production and a sustainable approach—from carefully selected ingredients to recyclable packaging. It’s a popular choice for those seeking a healthier and functional alternative to conventional soft drinks.

Renowned fermented beverages thanks to:
- Clean formulation — made from water kefir with no artificial additives, no preservatives and minimal processing; each batch delivers naturally occurring postbiotics as the result of authentic fermentation.
- Carefully selected ingredients — every kefir grain arises from natural processes through which values and culture are passed down from generation to generation; the recipe reflects the authenticity and quality of fermentation.
- A fusion of tradition and innovation — unique recipes draw on kefir-grain cultures handed down through generations while leveraging modern insights from the biosciences to achieve exceptional flavour and function.
Who’s behind the Kult Kefir brand
The driving force behind Kult Kefir is Mathilde Riga, a passionate Belgian bioengineer who turned her love of the biological sciences into a delicious fermented drink. Her journey began in her own kitchen, where her mother passed on water kefir grains—and from that moment a vision was born. Blending home experiments with scientific expertise, she created a brand that pushes the boundaries of traditional fermentation.
During her experiments, Mathilde realised that everyday ingredients hold remarkable potential — and in October 2020 she “planted the seeds” of KULT. Since then, she has shaped a brand philosophy grounded in innovation, authenticity and the simple purity of ingredients. KULT emerges as a union of science and art, poured into every bottle that tells a story of passion, quality and nature’s wonder.
The Kult Kefir vision
The vision of Kult Kefir is to push the boundaries of taste and wellbeing and to craft uncompromising fermented drinks, where every sip tells a story of passion, innovation and nature’s wonders.
The brand invites you on a journey through fermentation—to experience KULT and discover something extraordinary in every sip.
It fulfils this vision by combining the biological sciences with the art of fermentation, emphasising authentic processes and honouring the mother culture and the cyclical passing on of kefir grains—from generation to generation.
In this way, Kult blends tradition and innovation into drinks that honour their natural origin and quality craftsmanship.


The name — how it came about and what it stands for
The word “culture” has its root in the Indo-European kwel, denoting a cyclical process.
The name KULT was chosen as a tribute to the unique relationship between water kefir and the idea of culture. Just as cultural heritage is passed from generation to generation, water kefir grains are handed on in an endless cycle.
It also points to the mother culture—the beneficial microorganisms that trigger the fermentation of every new batch.
What is a fermented lemonade?
A fermented lemonade is a naturally sparkling drink created when a culture (for example, water kefir grains) converts part of the sugar from water and fruit during fermentation into organic acids and gentle bubbles of carbon dioxide. The result is a refreshing beverage with lower residual sugar and a complex flavour—entirely different from ordinary sweetened sodas.
According to KULT Kefir, “water kefir is more than just lemonade”: it’s a traditional fermented drink made from fresh fruit and natural botanicals. The brand uses only real ingredients (with no artificial flavours or extracts), favours fresh, cold-pressed juices and ferments the kefir for almost two days to achieve an authentic flavour profile—a natural alternative to conventional sodas.

Fair production and wholesome lemonades

Production and ingredients
KULT lemonades are made in Belgium through artisanal production and in small batches—literally in a microbrewery in Brabant, enabling careful quality control and consistent flavour.
The brand adheres to an organic standard under the supervision of BE-BIO-01 (CERTISYS), the official Belgian organic certification recognised across the EU.
Thanks to its local, small-scale approach, KULT is an honest, authentic drink with a focus on ingredient origin and fair processing.
Flavouring relies on real ingredients—no artificial flavours or extracts. Kult works with a variety of herbs, prioritises fresh, cold-pressed juices and allows the kefir to ferment for almost two days to achieve an authentic flavour profile.
In practice this means recipes like ginger & lemon with a share of ginger and lemon juice, as well as no-sugar variants where a longer fermentation consumes all the sugar—with no sweeteners and no shortcuts.
Is the packaging eco-friendly?
Yes. KULT chooses aluminium cans as a deliberately eco-friendly pack: aluminium can be recycled repeatedly without loss of quality, it’s lightweight and stackable (lower transport emissions) and it also protects the drink better from light and oxygen; the interior has a BPA-free liner.
The brand also asks for proper sorting: cans go into the “blue” bin (metals) and—where glass is used—bottles go into the glass container without the cap. KULT explicitly notes that cans are better for the planet than single-use glass.

Kult Kefir brings you pure taste, gentle refreshment, and naturally occurring postbiotics from authentic fermentation — with no artificial flavours and less sugar than ordinary lemonades.
See for yourself.

