Donut Calories Calculator
The donut is an iconic American treat — a ring of deep-fried dough coated in sweet glaze, frosting, or sugar. From Krispy Kreme glazed originals to jam-filled Boston cream donuts and sprinkle-covered cake donuts, this sweet fried pastry is a morning coffee companion and dessert staple. A single glazed donut contains approximately 270–300 kcal, while filled and frosted varieties easily reach 400–600 kcal.
What Is Donut?
Donuts arrived in America with Dutch settlers (as 'olykoeks' or oil cakes) and were popularized in the 19th century. The ring donut shape was reportedly invented to ensure even cooking. American donut culture expanded dramatically in the 20th century through chains like Dunkin' Donuts (founded 1950) and Krispy Kreme (founded 1937). The classic glazed donut uses a yeasted dough, fried in vegetable oil, and dipped in a simple sugar glaze while still hot. Cake donuts use baking powder leavening for a denser texture. Filled donuts (Boston cream, jelly-filled) contain additional calories from custard, jam, or cream fillings.
How to Use This Calculator
Enter your serving size in the calculator above and select your preferred unit (grams, ounces, or serving). The calculator will instantly display the exact calorie count alongside a full macronutrient breakdown — protein, carbohydrates, fat, and fibre. You can also compare donut against other foods, add it to a meal plan, or see how long it would take to burn off the calories through different forms of exercise.
Donut Calories — Complete Breakdown
Per 100g of donut: 452 kcal | Protein: 5g | Carbs: 51g | Fat: 26g | Fibre: 1g. One 1 glazed donut weighs approximately 60g and contains roughly 271 kcal.
Calories by Portion Size
| Portion | Weight | Calories |
|---|---|---|
| 1 glazed ring donut | 60g | 271 kcal |
| 1 cake donut (plain) | 60g | 283 kcal |
| 1 Boston cream donut | 90g | 300 kcal |
| 1 jelly-filled donut | 75g | 285 kcal |
| 1 frosted cake donut with sprinkles | 80g | 360 kcal |
| Krispy Kreme Original Glazed | 52g | 190 kcal |
Calories by Preparation Method
| Method | kcal/100g | Protein | Carbs | Fat |
|---|---|---|---|---|
| Classic glazed ring donut | 452 | 5g | 51g | 26g |
| Cake donut (plain) | 380 | 5g | 45g | 22g |
| Boston cream (filled) | 330 | 5g | 48g | 14g |
| Baked donut (not fried) | 200 | 5g | 36g | 5g |
| Donut holes (3 pieces, ~45g) | 207 | 3g | 30g | 9g |
| Mini glazed donuts (3, ~60g) | 271 | 4g | 32g | 13g |
Nutrition Breakdown
A 100g serving of donut delivers 452 kcal. The macronutrient split is: 5g protein (4% of calories), 51g carbohydrates (45% of calories), and 26g fat (51% of calories). Dietary fibre content is 1g per 100g. These macronutrient ratios make donut a primarily carbohydrate-driven food within the context of a mixed diet.
Weight Loss and Donut
A single glazed ring donut from Krispy Kreme or Dunkin' contains 190–270 kcal, which can fit into a balanced diet as an occasional treat. The problem is rarely one donut — it's three or four eaten while waiting for coffee. Choosing a baked donut instead of a fried one saves 100–150 kcal per donut and significantly reduces fat. Donut holes provide portion control — 3–4 donut holes at ~70 kcal each satisfies the craving with less total intake. Making baked donuts at home with whole wheat flour, Greek yogurt, and fruit glazes creates a 150–200 kcal treat.
🥗 Lower Calorie Option: Baked whole wheat donut with a light lemon glaze — around 150–180 kcal per donut with no deep-frying.
💪 Higher Protein Option: Protein donut made with protein powder, Greek yogurt batter — delivers 10–15g protein per donut around 200–220 kcal.
🔄 Smarter Swap: Rice cake with nut butter and a drizzle of honey — satisfies the sweet-crunch desire at around 150 kcal.
Muscle Gain and Donut
Donut provides primarily carbohydrates and energy, making it a useful fuel source around training sessions rather than a direct muscle-building food. For those focused on muscle gain, donut works best as a carbohydrate component of a meal that also includes a high-quality protein source such as chicken, fish, eggs, or Greek yogurt. The carbohydrates in donut replenish muscle glycogen after resistance training, supporting recovery and future performance.
Burn This Food
To burn approximately 271 kcal (the calories in 1 glazed ring donut, calculated for a 70 kg adult):
| Activity | Time Required |
|---|---|
| 🚶 Walking (moderate) | 54 min |
| 🏃 Running (8 km/h) | 26 min |
| 🚴 Cycling (moderate) | 33 min |
| 🏊 Swimming (laps) | 31 min |
| 💃 Dance/Zumba | 40 min |
| 🏋️ Weight training | 45 min |
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Frequently Asked Questions
How many calories in a donut?
A glazed ring donut (60g) contains approximately 190–271 kcal. Boston cream-filled donuts are around 300 kcal. Frosted cake donuts with sprinkles can reach 350–400 kcal. Baked donuts are significantly lower at 150–200 kcal.
Are donuts bad for weight loss?
A single donut can fit into a calorie-controlled diet, but their high refined carbohydrate and fat content means they provide little nutritional value and don't satisfy hunger for long. They're best treated as occasional treats.
What is the lowest-calorie donut?
The Krispy Kreme Original Glazed (52g) is among the lowest at 190 kcal. Baked donuts are typically 150–200 kcal. Donut holes (3 pieces, ~70 kcal) provide good portion control.
How much fat is in a donut?
A standard glazed donut contains approximately 11–13g of fat, primarily from the deep-frying process. Cake donuts tend to be slightly lower in fat. Baked donuts cut fat dramatically, to around 3–5g per donut.
📊 Data source: USDA FoodData Central and Public Health England Nutrient Databank. Values represent averages; actual nutrition may vary by brand, recipe, and preparation method. For personalised dietary advice, consult a registered dietitian.