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    Kefirko Large Water Kefir Kit – Refreshing, Fizzy Probiotics Made Easy

    Craft your own naturally sparkling, probiotic-rich water kefir at home with the Large Kefirko Water Kefir Kit — a complete all-in-one system including a European-made Kefirko fermenter, our organic water kefir grains, FREE Water Kefir Growth Premix and FREE 40+ page Water Kefir eBook.

    The larger Kefirko system is designed to simplify the entire process, from fermenting and straining through to flavouring. Perfect for regular brewers, families and anyone wanting to make more water kefir at once, the integrated strainer makes separating your grains quick and mess-free, ready to begin your next batch.

    Our water kefir grains are carefully cultured before being dehydrated for safe transport and long-term preservation. Once rehydrated and activated, your grains can produce fresh water kefir every 24–48 hours and can be maintained and reused continuously — a true buy-once, ferment-forever culture.

    FREE 40+ Page Water Kefir eBook + Growth Premix Included
    Every bundle includes our Complete Beginner’s Guide to Water Kefir digital eBook plus our Water Kefir Growth Premix at no additional cost. Learn how to activate your grains, understand your culture, choose your ingredients, control your ferment, care for your grains, encourage healthy grain growth, troubleshoot common problems, explore second fermentation and enjoy six refreshing water kefir recipes.

    What’s Included

    • Large Kefirko Water Kefir Fermenter (1400 ml – Made in Europe):
      • Glass Fermentation Vessel: Durable, non-reactive and dishwasher safe.
      • BPA-Free Two-Piece Lid System: Designed for ideal airflow and easy pouring.
      • Integrated Strainer Lid: Makes separating your water kefir grains quick and mess-free.
      • Measurement Markings: Easily measure your water and larger brew volumes.
      • Scraper Tool: Perfect for mixing and gentle handling of grains.
      • Instruction Booklet: Clear, step-by-step brewing guidance.
    • Organic Water Kefir Grains: Choose your preferred batch size:
      • 1000 ml brew – ideal for regular brewers wanting a larger daily batch.
      • 1250 ml brew – perfect for families, frequent brewers or those wanting more water kefir per batch.
      Once rehydrated and fully activated, your grains will typically ferment every 24–48 hours and can be reused indefinitely with proper care.
    • FREE Water Kefir Growth Premix: A pack of our Water Kefir Growth Premix is included at no additional cost to support healthy, active grains and encourage grain growth.
    • FREE Complete Beginner’s Guide to Water Kefir Digital eBook: Our beautifully presented 40+ page guide covering activation, your first batches, choosing ingredients, understanding fermentation, grain care, troubleshooting, second fermentation, six refreshing recipes and more.
    • Ongoing Support: Personal help whenever you need it via email, chat or phone.

    Our water kefir has been independently microbiologically tested — see microbiological analysis report.

    Note: Water kefir grains are a reusable living culture that can continue fermenting and multiplying over time — a buy-once, ferment-forever culture.

    Why We Ship Our Water Kefir Grains Dried

    We intentionally ship our water kefir grains dehydrated to protect them during transport. Water kefir grains are soft and fragile when wet, making them more susceptible to being crushed or damaged in the post.

    From our experience growing and shipping water kefir cultures, we’ve found dehydration to be the most reliable way to protect the grains during transport. It places the culture into a stable state, making the grains more resilient during shipping and extending their shelf life without compromising their ability to reactivate.

    There’s also no need to activate them immediately when they arrive. In their dried state, the grains are shelf-stable for at least 6 months. When you’re ready to begin, simply follow the supplied activation instructions and place them into fresh sugar water. The grains rehydrate quickly and begin waking up straight away.

    Arrive Alive Guarantee

    We want you to order with confidence. In the rare event your water kefir grains don’t successfully activate after following our rehydration and activation instructions, we’ll send you a free replacement. Your success with your water kefir culture is guaranteed.

    Key Features

    • Complete Water Kefir Kit: Kefirko fermenter, organic water kefir grains, Growth Premix and our 40+ page Water Kefir eBook are all included.
    • User-Friendly Design: Integrated straining, BPA-free components and dishwasher-safe glass make brewing and cleanup simple.
    • Larger Batch Size: The 1400 ml fermenter is ideal for brewing more water kefir at once.
    • Lightly Carbonated Results: Once activated, make fresh water kefir every 24–48 hours.
    • Reusable Culture: Your water kefir grains can be maintained indefinitely and can multiply with regular care.
    • Fully Customisable: Experiment with fruit, ginger, herbs, juices and countless flavour combinations during second fermentation.
    • Stylish & Compact: A modern fermenter that looks great on any benchtop while still offering a larger brewing capacity.

    Health Benefits of Water Kefir

    • Rich in living probiotics for gut microbiome support.
    • Refreshing, low-sugar alternative to soft drinks.
    • Can help digestion and improve nutrient absorption.
    • Hydrating, energising, and naturally uplifting.

    Backed by independent microbiological testing — download the full lab report.

    Why Choose The Fermentation Station?

    With over 20 years of fermentation experience and thousands of happy customers, we guarantee carefully prepared cultures, fast shipping, clear instructions and friendly support throughout your fermentation journey.

    Order your Large Kefirko Water Kefir Kit today and start making refreshing, naturally sparkling water kefir at home with everything you need in one complete kit.

    Frequently Asked Questions

    What is included with the Large Kefirko Water Kefir Kit?

    You’ll receive the 1400 ml Kefirko Water Kefir Fermenter, your selected amount of organic water kefir grains, our Water Kefir Growth Premix, our 40+ page Complete Beginner’s Guide to Water Kefir digital eBook, instructions and ongoing support. The Growth Premix and eBook are both included at no additional cost.

    Is the Water Kefir eBook included?

    Yes. Every bundle includes our Complete Beginner’s Guide to Water Kefir digital eBook at no additional cost. The 40+ page guide covers everything from activating your dried grains and making your first batches through to choosing ingredients, understanding fermentation, long-term grain care, troubleshooting, second fermentation and six refreshing recipes.

    What is the Water Kefir Growth Premix?

    Our Water Kefir Growth Premix is designed to support healthy, active water kefir grains and encourage grain growth. A pack is included FREE with this bundle at no additional cost.

    Is this kit suitable for beginners?

    Absolutely. The Kefirko design makes fermenting and straining simple, and the bundle includes step-by-step instructions plus our comprehensive 40+ page Water Kefir eBook to guide you from activation through to regular brewing, flavouring and ongoing grain care.

    Why are your water kefir grains dried instead of shipped wet?

    Water kefir grains are soft and relatively fragile when wet, making them more susceptible to being crushed or damaged during transport. From our experience growing and shipping water kefir cultures, we’ve found dehydration to be the most reliable way to protect them in the post. It places the culture into a stable, dormant state and significantly extends its shelf life. Once placed back into fresh sugar water, the grains rehydrate quickly and begin returning to active fermentation.

    How long do dried water kefir grains take to activate?

    Water kefir grains rehydrate quickly once added to fresh sugar water and begin waking up straight away. You can usually start seeing signs of fermentation within the first few cycles, with the grains becoming progressively stronger as they fully acclimatise to their new environment. Simply follow the included step-by-step activation instructions.

    How long does water kefir take to ferment?

    Once your grains are fully activated, most batches are ready in 24–48 hours. Warmer conditions generally ferment faster, while cooler conditions can slow fermentation.

    How much should I brew?

    Start with the amount you selected, either 1000 ml or 1250 ml. The 1400 ml Kefirko fermenter gives enough space for larger batch sizes while still allowing room for the grains and fermentation activity.

    How much sugar do I need?

    Use 1–2 tablespoons of sugar per 250 ml of water. Organic raw sugar, white sugar or rapadura can all be used.

    Can I flavour the kefir?

    Absolutely. After the first ferment, water kefir can be flavoured with fruit, ginger, lemon, berries, herbs, juices and many other ingredients. A second fermentation can also produce additional natural carbonation.

    Can I use honey?

    We don’t recommend honey for regular water kefir fermentation. Honey can have antimicrobial properties and isn’t the preferred food source for maintaining healthy water kefir grains. Use an appropriate sugar instead.

    How long will the grains last?

    With proper care, water kefir grains can be maintained indefinitely. They are a reusable living culture and, under suitable conditions, can continue fermenting and multiplying over time. The FREE Growth Premix included with this kit can also be used to support healthy grain growth.

    Do I have to activate them as soon as they arrive?

    No. One of the major advantages of receiving your grains dehydrated is their excellent shelf life. In their dried state, they are shelf-stable for at least 6 months, so you can activate them whenever you’re ready.

    How do I store the grains if I need a break?

    For a short break, place your activated grains in fresh sugar water and refrigerate them. Refresh the sugar water periodically to help maintain the culture during storage.

    What if my grains don’t activate?

    Your grains are covered by our Arrive Alive Guarantee. If you’ve followed the supplied activation instructions and your grains still don’t successfully activate, get in touch with us. We’ll help troubleshoot the process and, in the rare event that the culture has failed, provide a free replacement.