Calories in
croissants, butter
406 kcal per 100 g Croissants, butter contains 406 calories per 100 grams, or about 115 calories per oz. Per 100 g it provides 8.2 g protein, 45.8 g carbohydrate and 21.0 g fat.
By calories that splits 45% carbohydrate, 8% protein, 47% 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 oz | 28.4 g | 115 | 2.3 g | 13.0 g | 6.0 g |
| 1 croissant, mini | 28.0 g | 114 | 2.3 g | 12.8 g | 5.9 g |
| 1 croissant, small | 42.0 g | 171 | 3.4 g | 19.2 g | 8.8 g |
| 1 croissant, medium | 57.0 g | 231 | 4.7 g | 26.1 g | 12.0 g |
Full nutrition, per 100 g and per oz
| Nutrient | Per 100 g | Per oz |
|---|---|---|
| Energy | 406 kcal | 115 kcal |
| Protein | 8.2 g | 2.3 g |
| Total fat | 21.0 g | 6.0 g |
| Saturated fat | 11.7 g | 3.3 g |
| Carbohydrate | 45.8 g | 13.0 g |
| Fibre | 2.6 g | 0.7 g |
| Sugars | 11.3 g | 3.2 g |
| Sodium | 384.0 mg | 109.1 mg |
| Potassium | 118.0 mg | 33.5 mg |
| Calcium | 37.0 mg | 10.5 mg |
| Iron | 2.0 mg | 0.6 mg |
| Vitamin C | 0.2 mg | 0.1 mg |
| Vitamin A | 206.0 µg | 58.5 µg |
| Cholesterol | 67.0 mg | 19.0 mg |
| Water | 23.2 g | 6.6 g |
USDA FoodData Central, SR Legacy (FDC ID 174987). A dash means the nutrient was not measured for this item, which is not the same as zero.
How croissants, butter compares
Among the 129 baked products items on this site, croissants, butter ranks 38 of 129 by calorie density, against a category average of 337 kcal per 100 g — so it is about 20% more calorie-dense than typical for its group.
It carries 2 g of protein per 100 calories, so it is not a meaningful protein source.
To burn off one oz (115 kcal), a 70 kg adult would walk for roughly 23 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 croissants, butter?
Croissants, butter contains 406 calories per 100 g, which works out to about 115 calories per oz. It also provides 8.2 g of protein, 45.8 g of carbohydrate and 21.0 g of fat per 100 g.
What is the macro breakdown of croissants, butter?
By calories, croissants, butter is roughly 45% carbohydrate, 8% protein and 47% fat. That makes it a predominantly fat-based food.
How long does it take to burn off a oz?
About 23 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 croissants, butter 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 baked products.
Source: USDA FoodData Central, SR Legacy — public domain. Full USDA description: "Croissants, butter". General information only — not medical or nutrition advice. Values are averages for a food type and vary by brand, ripeness and preparation.