Calories in Milk, buttermilk, fluid
62 calories per 100g (100g)
Whole buttermilk contains 62 calories per 100g, making it a relatively moderate-calorie dairy beverage. A standard 1-cup (245g) serving delivers approximately 152 calories, along with 7.9g of protein and 8.1g of fat. Its tangy flavor means a little goes a long way in recipes, which can help keep portions in check.
Calories by Portion Size
| Portion | Weight | Calories |
|---|---|---|
| 1 fl oz (30ml) | 30g | 19 |
| ½ cup (4 fl oz) | 123g | 76 |
| 1 cup (8 fl oz) | 245g | 152 |
| 1½ cups (12 fl oz) | 368g | 228 |
| 2 cups (16 fl oz) | 490g | 304 |
| 1 tablespoon (15ml) | 15g | 9 |
Protein
3.21g
21% of calories
Carbs
4.88g
31% of calories
Fat
3.31g
48% of calories
How does this compare?
Whole buttermilk (62 cal/100g) is slightly lower in calories than whole milk (61 cal/100g is comparable), but noticeably higher than fat-free buttermilk (around 40 cal/100g). Compared to other dairy beverages in the same USDA category, it sits in the middle of the calorie range — denser than skim milk but lighter than cream-based products.
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- 1.
Use whole buttermilk as a marinade base for lean proteins like chicken — a small amount (¼ cup or ~60g, about 37 calories) adds tenderness and flavor without significantly increasing the dish's calorie count.
- 2.
Swap whole buttermilk for regular whole milk in baking to get a similar calorie count with added tang, which can reduce the need for extra sugar or flavorings.
- 3.
Measure portions with a liquid measuring cup — it's easy to free-pour 1.5–2 cups without noticing, which can add 75–150 extra calories versus a single serving.
- 4.
If you're watching saturated fat, low-fat buttermilk (1%) delivers the same tangy flavor at roughly 40 cal/100g, saving about 22 calories per 100g compared to the whole version.
- 5.
Track buttermilk used in baked goods by dividing the total calories in the recipe by the number of servings — buttermilk calories in pancakes or muffins add up when the whole batch is counted.
Common Questions About Calories in Milk, buttermilk, fluid
How many calories are in a cup of whole buttermilk?
One cup (245g) of whole buttermilk contains approximately 152 calories, based on USDA data showing 62 calories per 100g.
Is whole buttermilk high in calories?
No — at 62 calories per 100g, whole buttermilk is a moderate-calorie dairy drink. It's comparable in calories to regular whole milk and much lower in calories than cream or half-and-half.
How does whole buttermilk compare to low-fat buttermilk in calories?
Whole buttermilk has around 62 calories per 100g, while low-fat (1%) buttermilk contains roughly 40 calories per 100g — a difference of about 22 calories per 100g, or around 54 calories per cup.
Does buttermilk have more calories than regular milk?
Whole buttermilk and whole milk have very similar calorie counts — both around 60–62 calories per 100g according to USDA data. The key differences are in taste and acidity, not calorie content.