Sour milk
Low GI
GL 1.5 per typical cup (150 g) · GL 1 per 100 g
- Very low glycemic load
- Contains lactose (milk sugar)
Sour milk has a glycemic index of 27, lower than plain Milk (47). One typical cup (150 g) adds a glycemic load of 1.5.
Updated Mar 30, 2026 · Sources: Logi Nutrition Team (USDA-derived composition, AI-assisted) · Not medical advice · Report an error
Forms of Milk
- GI 47 · GL 2.3 per 100 g
Milk - GI 27 · GL 1 per 100 g coffee
Coffee Milk - GI 30 · GL 1 per 100 g brand: fairlife
Fairlife Milk - GI 27 · GL 1 per 100 g filtered
Filtered Milk - GI 27 · GL 1.3 per 100 g semi skimmed
Milk 2% - GI 27 · GL 1.3 per 100 g low fat
Reduced-Fat Milk - GI 27 · GL 1.3 per 100 g full fat
Whole milk - +14 more
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Sour milk is one of the 11,117 foods Logi scores when you photograph a meal — with the portion.
Nutrition Facts (per 100g)
per 100g
| Calories | 55 kcal |
| Carbohydrates | 4.8 g |
| Sugars (Total) | 4.8 g |
| Natural | 4.8 g |
| Added | 0 g |
| Fiber | 0 g |
| Soluble | 0 g |
| Insoluble | 0 g |
| Protein | 3.3 g |
| Fat | 1.5 g |
| Saturated | 1 g |
| Unsaturated | 0.5 g |
| Sodium | 45 mg |
Processing Level
Why this score?
- Very low glycemic load
- Good source of probiotics/fermented bacteria
- Balanced protein-to-fat ratio
- Contains lactose (milk sugar)
- Limited micronutrient density
Allergens
Low-GI recipes on Logi Food Coach
Frequently Asked Questions
What is the glycemic index of Sour milk?
Sour milk has a glycemic index of 27 (Low). One typical cup (150 g) has a glycemic load of 1.5; per 100 g the glycemic load is 1.
Is Sour milk good for people with insulin resistance?
Sour milk has a low glycemic index (27), making it a good option for people with insulin resistance. It causes a slow, gradual rise in blood sugar.
Which form of Milk has the lowest glycemic load?
Sour milk has the lowest glycemic load of all forms of Milk in this database (1 per 100 g).
Check Sour milk in the Logi app, with your portion.
