Calories in
sour cream, reduced fat
181 kcal per 100 g Sour cream, reduced fat contains 181 calories per 100 grams, or about 416 calories per cup. Per 100 g it provides 7.0 g protein, 7.0 g carbohydrate and 14.1 g fat.
By calories that splits 15% carbohydrate, 15% protein, 69% fat.
Calories in a typical serving
Per-100 g figures are useful for comparison but nobody eats 100 g of anything on purpose. These are the USDA's own household measures.
| Serving | Grams | Calories | Protein | Carbs | Fat |
|---|---|---|---|---|---|
| 1 tablespoon | 12.0 g | 22 | 0.8 g | 0.8 g | 1.7 g |
| 1 cup | 230.0 g | 416 | 16.1 g | 16.1 g | 32.4 g |
Full nutrition, per 100 g and per cup
| Nutrient | Per 100 g | Per cup |
|---|---|---|
| Energy | 181 kcal | 416 kcal |
| Protein | 7.0 g | 16.1 g |
| Total fat | 14.1 g | 32.4 g |
| Saturated fat | 8.7 g | 20.0 g |
| Carbohydrate | 7.0 g | 16.1 g |
| Fibre | 0.0 g | 0.0 g |
| Sugars | 0.3 g | 0.7 g |
| Sodium | 70.0 mg | 161.0 mg |
| Potassium | 211.0 mg | 485.3 mg |
| Calcium | 141.0 mg | 324.3 mg |
| Iron | 0.1 mg | 0.1 mg |
| Vitamin C | 0.9 mg | 2.1 mg |
| Vitamin A | 119.0 µg | 273.7 µg |
| Cholesterol | 35.0 mg | 80.5 mg |
| Water | 71.0 g | 163.3 g |
USDA FoodData Central, SR Legacy (FDC ID 173442). A dash means the nutrient was not measured for this item, which is not the same as zero.
How sour cream, reduced fat compares
Among the 72 dairy and egg products items on this site, sour cream, reduced fat ranks 53 of 72 by calorie density, against a category average of 309 kcal per 100 g — so it is about 41% less calorie-dense than typical for its group.
It carries 3.9 g of protein per 100 calories, so it is not a meaningful protein source.
To burn off one cup (416 kcal), a 70 kg adult would walk for roughly 85 minutes — see the walking calculation on our sister site, or pick a different activity. Treat that as a sense of scale rather than a rule: eating and moving are not a simple ledger.
Questions
How many calories are in sour cream, reduced fat?
Sour cream, reduced fat contains 181 calories per 100 g, which works out to about 416 calories per cup. It also provides 7.0 g of protein, 7.0 g of carbohydrate and 14.1 g of fat per 100 g.
What is the macro breakdown of sour cream, reduced fat?
By calories, sour cream, reduced fat is roughly 15% carbohydrate, 15% protein and 69% fat. That makes it a predominantly fat-based food.
How long does it take to burn off a cup?
About 85 minutes of ordinary walking for a 70 kg adult (MET 4.0). That is a rough guide for scale, not a prescription — appetite and activity interact in ways a simple subtraction does not capture.
Is this figure exact for the sour cream, reduced fat I bought?
No. These are USDA reference values, averaged across samples. Real foods vary with variety, ripeness, growing conditions, cut, brand and how they were cooked — 10–20% either way is normal. Use them for planning, not precision.
Similar foods
Closest in calorie density within dairy and egg products.
Source: USDA FoodData Central, SR Legacy — public domain. Full USDA description: "Sour cream, reduced fat". General information only — not medical or nutrition advice. Values are averages for a food type and vary by brand, ripeness and preparation.