Kefir (Plain Whole Milk)
Dairy & Plant-Based Milks · 9 specs
Direct Answer
Kefir is a tart, effervescent cultured milk fermented with symbiotic colonies of bacteria and yeast (SCOBY kefir grains). Per 100ml, it provides 64 kcal, 3.50g protein, 3.50g fat, 4.4g carbohydrates, and over 30 distinct probiotic strains.
Source: USDA FoodData Central (FDC ID: 170904) · Last reviewed Aug 28, 2026
Specs
| Energy / Calories | 64 kcal / 100ml |
| Protein | 3.50 g |
| Total Fat | 3.50 g |
| Saturated Fat | 2.10 g |
| Carbohydrates / Lactose | 4.40 g |
| Calcium | 120 mg |
| Potassium | 150 mg |
| Lactose Content | 2.20 (Largely pre-digested by cultures) g |
| Curdling / Scalding Temp | N/A (Cultured liquid) |
30+ Live Probiotic Strains & Kefiran
Unlike standard yogurt which typically contains 2 to 5 bacterial strains, kefir grains provide over 30 strains of Lactobacillus, Lactococcus, Leuconostoc, and beneficial yeasts (Saccharomyces), alongside antimicrobial kefiran exopolysaccharides.
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