A typical serving of 2% milk (1 cup, 244 g) has about 122 calories. Per 100 g: 50 kcal, 3.3 g protein, 4.8 g carbs, 2 g fat. The same 100 g carries 5.1 g of sugar. The energy comes from a mix of carbs, fat, and protein.
| Serving | Weight | Calories |
|---|---|---|
| 1 cup | 244 g | 122 kcal |
| 1 quart | 976 g | 488 kcal |
| 100 g | 100 g | 50 kcal |
The compromise milk: about 122 calories a cup, between whole and skim. On the energy-density scale, 50 kcal per 100 g puts 2% milk at the very low end. Protein density is strong: about 6.6 g of protein per 100 calories.
A typical serving (1 cup, 244 g) has about 122 calories, and 100 g has 50 kcal. Calories scale with weight, so double the portion means double the number.
There are 3.3 g of protein in 100 g of 2% milk, which works out to about 8.1 g per serving (1 cup). It contributes meaningful protein, though most of the calories come from elsewhere.
There are 4.8 g of carbohydrate per 100 g of 2% milk, or about 12 g in 1 cup (244 g).
Every value on this page comes from USDA FoodData Central, entry 171267 (SR Legacy). Serving figures are converted from the per-100-g data, so rounding can shift a total by a calorie or two.
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Get JoulesA note on accuracy: calculators like this one provide estimates based on population-level formulas — your real needs vary with genetics, muscle mass, medical conditions, and more. Results are for information only and are not medical advice, a diagnosis, or a prescription. Talk to a doctor or registered dietitian before making significant changes to your diet or exercise, especially if you have a health condition, are pregnant, or are under 18.
Nutrition data: USDA FoodData Central, FDC ID 171267 (SR Legacy). Serving calories are computed from the per-100-g values.
