Join the Kefirko Club (Get our newsletter and unlock exclusive content)➕ 10% off your first purchase!

BLACK FRIDAY

Up to 30% discount on selected products!

(58 customer reviews)

KEFIR
FERMENTER



32.45  - 35.99 



32.45  - 35.99 

INCLUDES:

  • top lid
  • strainer lid
  • glass jar
  • scraper
  • squeezer & swizzle stick
  • Guide & Tips Book

PRODUCT WEIGHT:

  • small 900 ml – 602 g
  • big 1,4 l – 871 g

PRODUCT DIMENSIONS:

  • small 900 ml – 10,6 x 16,7 cm
  • big 1,4 l – 10,6 x 24,7 cm

Super simple preparation

1.

Add grains and milk

2.

Leave to ferment

3.

Enjoy kefir

What is Milk Kefir Fermentation?

Milk kefir fermentation is a natural fermentation process in which milk kefir grains — a symbiotic culture of beneficial bacteria and yeasts — convert milk sugars (lactose) into lactic acid, creating a tangy, creamy, probiotic-rich drink. During fermentation, the yeasts also produce small amounts of natural carbonation, contributing to milk kefir’s characteristic texture and flavor.

Homemade Milk Kefir

Always fresh. Richer in probiotics. Creamy. Any flavor you want.

Tradition meets Modern Living

We bring the tradition of kefir making into your daily routine. The Kefir fermenter is designed to provide the ideal conditions for consistent, controlled fermentation and easy straining.

ChallengeKefirko Solution
Straining and Separation
Controlling air exposure
Measuring portions accurately
High quality, non-reactive materials
Structured process

Smart Features of Kefir fermenter

Straining and separation of grains of homemade kefir

STRAINER LID

Strain thick kefir and separate grains easily
With integrated sieve designed for the size of grains. The sieve has two pouring areas, one with larger strainer slots and another with smaller ones.

SCRAPER

Designed to mix kefir grains during straining and aid separation. Covers the strainer lid opening and prevents clogging.

TWO-PIECE LID

Controlling air exposure
Can be fully closed or left open partially to enable airflow during fermentation. Blocks impurities (dust, insects) from entering the jar, even when left slightly open. Made from bioplastic.

PLAN PORTIONS

Portion Markings on a glass
The markings on the jar divide the volume to 300 ml portions.

Measuring cup for grains.

Easily measure grains for one batch of kefir.

High-Quality Glass Jar

Durable, easy to clean, and food-safe (non-reactive with ferments). Features a wide-neck design for effortless cleaning and easy handling.

Designed to Fit

Perfectly shaped to fit in your fridge door, on a shelf, or as a stylish addition to your kitchen counter—functional, practical, and effortlessly chic.

Alternative use

Perfect not only for milk kefir, but also ideal for water kefir and other homemade fermented drinks.

Stirrer or slotted spoon

A practical utensil for adding grains and stirring your kefir effortlessly. Stirrer comes along with small Kefir fermenter, slotted spoon comes with a large Kefir fermenter.

JUICER

Attaches directly to the strainer lid for easy addition of fresh citrus juice.

Prepare the best kefir in the world every day. Choose your colour.

Organic Milk Kefir Grains

Milk kefir grains have been used for centuries for kefir making. Just add them to milk and watch them create creamy, probiotic-rich kefir. Buy once and enjoy endless batches. Your grains grow with every fermentation.

You buy them once - they grow infinitely.

Free access to Kefirko Club - exclusive recipes, lectures, customer support, special discounts, expert tips…

200+

Collection of Recipes, made by Experts!

Tutorials, Learn Center & Expert Tips

%

Exclusive discounts only for Club Members

Why Homemade Kefir?

🥛 Naturally fermented

rich in probiotics & beneficial bacteria

💚 Supports digestion

gentle on your gut

🛡️ Strengthens immunity

helps balance gut flora

🌿 Pure & controlled ingredients

nothing unnecessary added

🚫 No additives or preservatives

only real, wholesome milk

🏡 Self-sufficient & homemade

make it fresh anytime

😋 Creamy, refreshing taste

better than store-bought

🧃 Endless variations

flavor it your way

♻️ Affordable & sustainable

one culture, unlimited batches

📦 Less packaging waste

better for the environment

How to make Milk Kefir?

1.

Add grains and milk
Put milk kefir grains and milk in the jar.

2.

Cover and ferment
At room temperature for about 24 hours.Fermentation is finished when milk thickens and becomes more sour in taste.

3.

Strain milk kefir and enjoy
Attach the scraper to the strainer lid and strain the kefir from grains. Your kefir is ready to be consumed or second ferment.

People just love it.

You don't have to believe our word that you can prepare the best kefir in the world.

Professionals love it

vedrana
Vedrana Orlović​

kefirolicious.com​

Rated 5 out of 5
“I love homemade kefir because of the good bacteria that benefit my health and above all my digestive health. Kefir fermenter is easy to use for milk or of water kefir, as it replaces several containers and a strainer.”
donna
Donna Schwenk​

Culturedfoodlife.com

Rated 5 out of 5
“This is a wonderful product. Something I was searching for. Good work!”
jenny
Jenny McGruther

nourishedkitchen.com​

Rated 5 out of 5

“This delightful little tool Kefirko is the best for simple preparation of kefir or yogurt.”

Customer reviews

Rina
Rated 5 out of 5

“I am a fan of these, one for milk kefir and one for water kefir. Quick delivery and looks much better standing in my kitchen. They are definitely worth the investment.”

Lana
Rated 5 out of 5

“Bought as a gift for a person who makes kefir every day. I can confirm that they are satisfied and happy with how easy it is to use! 😁”

Salome
Rated 5 out of 5

“I recommend it! Fresh kefir on my table every day. Fast delivery, easy to prepare and clean.”

Includes

1 – Top lid
2 – Strainer lid
3 – Sealing ring
4 – Glass jar
5 – Stirrer (with small fermenter) / Spoon (with large fermenter)
6 – Juicer
7 – Scraper
8 – Booklet with instructions and access to recipes

Colours

Product dimensions and weight

kefir grains

Want to learn more about fermenting?

Click below for our
learning resources.

58 reviews for Kefir Fermenter

  1. English

    Anonimno

    (translated)

    The product is of high quality and useful. We make kefir every day.

  2. English

    Philip C.

  3. English

    Anonymous

  4. English

    NATAŠA

  5. English

    Danilo

    fermenter flask is OK, I think price is high for the actual product. but is ok

  6. English

    Mirjana Oražem

    (translated)

    Great “thing”. Very happy. I ferment both water and milk kefir.

  7. English

    Dayna G.

    Very happy, great customer service too!

  8. Slovenian

    Andraž

    Lahko bi bilo ceneje.

  9. English

    Anonymous

    Love it..works well..shipping arrived fast. Unfortunately I had to pay extra costume.fees of 38Euro😩

  10. Slovenian

    Anja Gostinčar

  11. German

    Anonym

    Ich bin total zufrieden mit den Gläsern.

  12. English

    Adnan D.

  13. Slovenian

    NIKO MAUSER

  14. Slovenian

    Igor P.

    Odlična zadeva

  15. Slovenian

    Nevenka V.

  16. English

    Mark Galea

  17. Croatian

    Danijela Horvat

  18. Slovenian

    Petra K.

    Super je.

  19. Slovenian

    Aleksandra Simončič Vene

    odličen produkt, le žlica je malo okorna

  20. Slovenian

    SONJA TREVEN

  21. Slovenian

    Rudi Gabršček

    Je enostaven za uporabo

  22. English

    Anonymous

    Top product!

  23. English

    Mia

  24. Slovenian

    Marina F.

  25. English

    Elke Lecocq

  26. Slovenian

    Ines

  27. Slovenian

    Anonimno

    Izdelek je res super, uporaben. Po dolgem času spet uživam kefir..

  28. Slovenian

    Teja Škriba

    Samo dostava je bila počasna.

  29. Slovenian

    Anonimno

  30. English

    tingyu zhang

    very good!!I’m Chinese ,we don’t have this,thanks!!I like it ~~~

    Image #1 from tingyu zhang
  31. Slovenian

    Miranda Roj

    Ne razumem kaj pomeni drugi kozarec, za sekundarno fermentacijo. Kaj to pomeni? Pa tudi nisem pogruntala skozi katero sito je za vodo, oziroma za mleko. Meni nenazorno. Hvala, kljub temu imam olajšano delo.

  32. English

    Tanja L.

    Excellent product and service, Thanks

  33. Croatian

    Anoniman

  34. Croatian

    Vinko

    Sve je bilo iznad očekivanja. Hvala.

  35. English

    Rina

    I am a fan of these , one for milk kefir en one for water kefir. Quick delivery and looks much better standing in my kitchen. They are definitely worth the investment!

    Image #1 from Rina
  36. English

    Anonymous

    Looks great even though it’s a bit on the expensive side (I paid freight charges)

  37. Slovenian

    Maja K.

  38. Croatian

    Anoniman

    Odličan proizvod, super jednostavan i praktičan za izradu domaćeg kefira. Sve preporuke!

  39. English

    Monika P.

    Kefir fermenter looks beautiful and good quality.

  40. Slovenian

    Dejan Greifoner

  41. Slovenian

    Mladenko Stjepanovic

  42. Croatian

    Iva

    Dugo sam ga htjela kupiti i nisam pozalila, prakticno je i lijepo. Preporucam!

  43. Croatian

    Lana L.

    Kupljeno za poklon osobi koja svakodnevno radi kefir, potvrdujem da je osoba zadovoljna i sretna lakocom koristenja! 😁

  44. English

    Anonymous

  45. English

    Boštjan Bogataj

    I would be nice to be able to purchase only the cover

  46. English

    Lucy

  47. Slovenian

    Anonimno

  48. English

    Nídia F.

  49. Slovenian

    Vanja

    Deluje odlično, cedilo je super enostavno, čiščenje tudi. Priporočam 👌

  50. English

    Sharon K.

    I really like it. Been using since it arrived. Beware DHL excessive charges.

  51. Slovenian

    Andreja Lorenc

    Super enostavno, uporabljam redno.

  52. English

    Martina

    Excellent product! Makes fermenting kefir super simple and easy. Highly recommend!

  53. Slovenian

    Nina Vidiček

    Odličen. Priročen.

  54. English

    Ľubomír P.

  55. Slovenian

    Anonimno

  56. English

    Bob

    The delivery was a bit long but this for me was a supplemental fermenting jar. I’m a returning customer.

    • German

      sara.k

      Dear, we apologize for long delivery! Thank you for your patiente.

  57. German

    Volker

  58. Croatian

    Antonija Šoša Ledenko

Show only reviews in English (26)

Add a review

-15%

41.35  - 48.10 
48.65  - 56.59 

-15%

55.17  - 61.18 
64.90  - 71.98 

-10%

43.52  - 61.01 
48.35  - 67.79 

-10%

41.72  - 57.41 
46.35  - 63.79 

Ingredients

Shop bundles

-15%

41.35  - 48.10 
48.65  - 56.59 

-15%

55.17  - 61.18 
64.90  - 71.98 

-10%

43.52  - 61.01 
48.35  - 67.79 

-10%

41.72  - 57.41 
46.35  - 63.79 

Ingredients
Weight N/A

58 reviews for Kefir Fermenter

  1. English

    Anonimno

    (translated)

    The product is of high quality and useful. We make kefir every day.

  2. English

    Philip C.

  3. English

    Anonymous

  4. English

    NATAŠA

  5. English

    Danilo

    fermenter flask is OK, I think price is high for the actual product. but is ok

  6. English

    Mirjana Oražem

    (translated)

    Great “thing”. Very happy. I ferment both water and milk kefir.

  7. English

    Dayna G.

    Very happy, great customer service too!

  8. Slovenian

    Andraž

    Lahko bi bilo ceneje.

  9. English

    Anonymous

    Love it..works well..shipping arrived fast. Unfortunately I had to pay extra costume.fees of 38Euro😩

  10. Slovenian

    Anja Gostinčar

  11. German

    Anonym

    Ich bin total zufrieden mit den Gläsern.

  12. English

    Adnan D.

  13. Slovenian

    NIKO MAUSER

  14. Slovenian

    Igor P.

    Odlična zadeva

  15. Slovenian

    Nevenka V.

  16. English

    Mark Galea

  17. Croatian

    Danijela Horvat

  18. Slovenian

    Petra K.

    Super je.

  19. Slovenian

    Aleksandra Simončič Vene

    odličen produkt, le žlica je malo okorna

  20. Slovenian

    SONJA TREVEN

  21. Slovenian

    Rudi Gabršček

    Je enostaven za uporabo

  22. English

    Anonymous

    Top product!

  23. English

    Mia

  24. Slovenian

    Marina F.

  25. English

    Elke Lecocq

  26. Slovenian

    Ines

  27. Slovenian

    Anonimno

    Izdelek je res super, uporaben. Po dolgem času spet uživam kefir..

  28. Slovenian

    Teja Škriba

    Samo dostava je bila počasna.

  29. Slovenian

    Anonimno

  30. English

    tingyu zhang

    very good!!I’m Chinese ,we don’t have this,thanks!!I like it ~~~

    Image #1 from tingyu zhang
  31. Slovenian

    Miranda Roj

    Ne razumem kaj pomeni drugi kozarec, za sekundarno fermentacijo. Kaj to pomeni? Pa tudi nisem pogruntala skozi katero sito je za vodo, oziroma za mleko. Meni nenazorno. Hvala, kljub temu imam olajšano delo.

  32. English

    Tanja L.

    Excellent product and service, Thanks

  33. Croatian

    Anoniman

  34. Croatian

    Vinko

    Sve je bilo iznad očekivanja. Hvala.

  35. English

    Rina

    I am a fan of these , one for milk kefir en one for water kefir. Quick delivery and looks much better standing in my kitchen. They are definitely worth the investment!

    Image #1 from Rina
  36. English

    Anonymous

    Looks great even though it’s a bit on the expensive side (I paid freight charges)

  37. Slovenian

    Maja K.

  38. Croatian

    Anoniman

    Odličan proizvod, super jednostavan i praktičan za izradu domaćeg kefira. Sve preporuke!

  39. English

    Monika P.

    Kefir fermenter looks beautiful and good quality.

  40. Slovenian

    Dejan Greifoner

  41. Slovenian

    Mladenko Stjepanovic

  42. Croatian

    Iva

    Dugo sam ga htjela kupiti i nisam pozalila, prakticno je i lijepo. Preporucam!

  43. Croatian

    Lana L.

    Kupljeno za poklon osobi koja svakodnevno radi kefir, potvrdujem da je osoba zadovoljna i sretna lakocom koristenja! 😁

  44. English

    Anonymous

  45. English

    Boštjan Bogataj

    I would be nice to be able to purchase only the cover

  46. English

    Lucy

  47. Slovenian

    Anonimno

  48. English

    Nídia F.

  49. Slovenian

    Vanja

    Deluje odlično, cedilo je super enostavno, čiščenje tudi. Priporočam 👌

  50. English

    Sharon K.

    I really like it. Been using since it arrived. Beware DHL excessive charges.

  51. Slovenian

    Andreja Lorenc

    Super enostavno, uporabljam redno.

  52. English

    Martina

    Excellent product! Makes fermenting kefir super simple and easy. Highly recommend!

  53. Slovenian

    Nina Vidiček

    Odličen. Priročen.

  54. English

    Ľubomír P.

  55. Slovenian

    Anonimno

  56. English

    Bob

    The delivery was a bit long but this for me was a supplemental fermenting jar. I’m a returning customer.

    • German

      sara.k

      Dear, we apologize for long delivery! Thank you for your patiente.

  57. German

    Volker

  58. Croatian

    Antonija Šoša Ledenko

Show only reviews in English (26)

Add a review
Kefir Fermenter
Kefir Fermenter


32.45  - 35.99 

Select options This product has multiple variants. The options may be chosen on the product page