A2 Kefir Grains — Heirloom Milk Culture Live Starter (2 oz)
Authentic Probiotic Culture for Fermented Milk

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Heirloom A2 kefir grains are a living milk culture for fermenting milk into traditional kefir. Includes a diverse mix of bacteria and yeasts; ideal as a reusable starter for home fermentation.
By Amos Miller
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A2 Kefir Grains — Heirloom Milk Culture
Heirloom A2/A2 kefir grains are a living milk culture composed of mixed bacteria and yeasts used to ferment milk into traditional kefir. Grains vary by batch and location; each maintains a symbiotic community that forms the characteristic textured grains.
Product details
- Form: live kefir grains (starter culture)
- Size: approximately 2 oz starter portion
- Producer: Amos Miller (Amish Products Association)
- Contains a diverse community of bacteria and yeasts used for milk fermentation
Strains commonly present
Milk kefir grains can contain a variety of lactic acid bacteria and yeasts. Strains commonly reported in milk kefir cultures include, for example:
Common bacteria strains
- Lactobacillus acidophilus
- Lactobacillus brevis
- Lactobacillus casei
- Lactobacillus delbrueckii subspecies
- Lactobacillus helveticus
- Lactobacillus kefiranofaciens
- Lactobacillus kefiri
- Lactobacillus paracasei
- Lactobacillus plantarum
- Lactobacillus rhamnosus
- Lactococcus species
- Leuconostoc species
- Streptococcus thermophilus
Common yeast strains
- Candida humilis
- Kazachstania species
- Kluyveromyces species
- Saccharomyces species
Storage & handling
Follow basic care when activating and maintaining live kefir grains. Keep grains in fresh milk when in active use and follow provided care instructions to maintain culture health. Use non-metal strainers and storage vessels where possible.
Contains: milk
Nutrition Facts
Serving size 2 oz (approximately 56 g)
| Calories | 25 |
|---|---|
| Total Fat | 0 g |
| Saturated Fat | 0 g |
| Trans Fat | 0 g |
| Cholesterol | 0 mg |
| Sodium | 5 mg |
| Total Carbohydrate | 2 g |
| Dietary Fiber | 0 g |
| Total Sugars | 1 g |
| Added Sugars | 0 g |
| Protein | 2 g |
Calcium 10% DV
Nutrition values are estimates from reviewed product data.
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- Handling
- Cold
- Shipping window
- Ships on scheduled shipping days
- Storage
- Keep refrigerated
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