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Pouch of Natural Probio milk kefir grains starter culture with live grains and a milk splash
Infographic: what is milk kefir, a fermented drink with a slightly tangy taste made from live kefir grains
Woman holding a glass of milk kefir, handmade grains, guaranteed alive and never frozen, with lifetime guarantee
Careful shipping of the milk kefir grains in airtight packaging, grains stay active for several weeks
Artisanal milk kefir grains from Natural Probio, no additives or preservatives, 100% live grains
Bottle of homemade milk kefir, complete starter kit with instructions, eBook and QR code with recipes
Bacteriological analysis report for the Natural Probio milk kefir grains with a satisfactory result
Natural Probio logo, producer of live milk kefir grains

Live Milk Kefir Grains: Your Endless Homemade Creamy Kefir

Price range: 15,90€ through 22,90€

Natural Probio
SKU KEF-LAIT Categories ,
Natural Probio

Description

Live cultures · Homemade

Live milk kefir grains

★★★★★ 4,7/5 on Trustpilot · Over 10,000 happy customers

Natural Probio milk kefir grains are live cultures (over 50 strains of bacteria and yeasts) that turn milk into a creamy, slightly tangy drink in about 24 hours, at room temperature. They multiply with every batch: buy once, make kefir at home for years.

Careful shipping in 24/48h Cultures guaranteed live Human support
Creamy drinkA texture similar to drinkable yogurt.
Self-renewingThe grains grow and are reused endlessly.
Generous yieldAbout 0.5 L (10 g) or 1 L (20 g) per batch.
Traditional strainsAuthentic cultures of ancestral origin.

Important on arrival: activate the grains right after delivery to restore their full vitality before the first batch.

Why choose Natural Probio

Artisan qualityCultures grown with know-how, in controlled production (HACCP).
Cultures guaranteed liveIf anything is wrong on delivery, we replace your grains.
Careful shippingPackaging designed for live cultures, shipped in 24/48h with tracking.
Human supportResponsive customer service, by email and WhatsApp.

How to make it, in 4 steps

  1. Place the grains in a jar with about 0.5 L of milk (for 10 g), at room temperature.
  2. Cover with a cloth and let ferment for 24 hours, away from direct light.
  3. Strain with a non-metal sieve: the drink is ready, the grains are reused right away.
  4. Keep the drink in the fridge and start again with fresh milk.

Homemade or store-bought?

Natural ProbioStore-bought kefir
Cost per litreA few cents (just the milk)Several euros per litre
CulturesLive and active, fresh every batchOften pasteurised
QuantityUnlimited, the grains multiplyOne bottle at a time
IngredientsOnly milk and grainsPossible additives and sugars

Everything you need to know

Description

Milk kefir grains are live cultures of bacteria and yeasts, looking like small cauliflowers. They ferment milk and multiply naturally with every batch.

With 10 g you make about 0.5 L of kefir per batch. Over time the grains grow and you can increase the quantities. The result is a creamy, slightly tangy drink with the authentic taste of homemade fermentation.

Ideal for
  • Anyone who wants homemade kefir without rebuying cultures.
  • Families and big kefir drinkers, thanks to the unlimited yield.
  • Beginners: the grains are simple to handle and forgiving.
  • Lovers of drinkable yogurt and natural fermentation.
Storage and shelf life
  • Between batches: keep the grains in milk, in the fridge.
  • For a short break: leave them in milk in the fridge, refreshing the milk every 3-4 days.
  • Shelf life: the grains stay reusable for years if cared for.
  • Shipping: the cultures travel alive, in dedicated packaging.
Specs and composition
  • Ingredient: 100% live milk kefir grains.
  • Content: 10 g or 20 g depending on the option.
  • Yield: about 0.5 L (10 g) or 1 L (20 g) per batch.
  • Origin: traditional cultures, artisan method.
  • Storage: in the fridge, immersed in milk.
  • Reuse: unlimited.

Frequently asked questions

Do the grains arrive alive?

Yes. They are shipped live and active, in packaging designed to preserve their vitality. Activate them right after delivery.

Is it hard? What if I fail?

No, it’s simple and the grains are forgiving. All you need is milk, a jar and 24 hours. We guide you step by step to your first successful batch.

How much kefir do I get?

About 0.5 L per batch with 10 g and up to 1 L with 20 g. Over time the grains grow and you can make more.

How long do the grains last?

Years. Cared for, they regenerate with every batch: one purchase lasts a long time.

Does it contain lactose?

The grains feed on the lactose in milk and part of it is transformed by the cultures during fermentation. Not suitable in case of severe lactose intolerance.

Cultures guaranteed live and active.

If anything is wrong on delivery, we reply and guide you to your first successful batch, or we replace your grains.

Complete your fermentation routine

Water kefir grainsA fizzy, natural water-based drink.→Kombucha SCOBYHomemade fermented tea, endlessly.→Complete bundleWater kefir, milk kefir and kombucha, at the best price.→
Natural Probio, the natural ferments expert. Premium quality for simple, successful fermentation from day one.

📖 Learn more on the blog: How to Make Kefir: The Complete Guide

Additional information

Weight 0,02 kg
Taille / Size

10g, 20g
x
★ 4,7 / 5