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Last updated: Aug 12, 2026

Winchell's Donut House

Buttermilk Bar Donut, Plain

DonutsPopular

Winchell's Donut House Buttermilk Bar Donut, Plain is fat-leaning, with about 54% of macro calories from fat. Each serving has 300 calories, 3g protein, 32g carbs, and 18g fat, making it a lighter restaurant option to compare with larger meals.

1 Donut

Serving Size

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300

Calories

Per serving

3 g

Protein

32 g

Carbs

18 g

Fat

Nutrition Facts

Amount per serving

Calories300 kcal

% Daily Value*

Total Fat 18 g23%

Saturated Fat 8 g40%

Trans Fat 0 g—

Cholesterol 0 mg0%

Sodium 330 mg14%

Total Carbohydrate 32 g12%

Dietary Fiber 3 g11%

Total Sugars 10 g—

Protein 3 g6%

Vitamin A—

Vitamin C—

Vitamin D—

Calcium—

Iron—

Potassium—

Caffeine—

* The % Daily Value tells you how much a nutrient in a serving contributes to a daily diet.

Nutrition Breakdown

300

kcal

Protein3 g (4%)

Carbs32 g (42%)

Fat18 g (54%)

Estimated calorie contribution using 4 kcal/g for protein and carbohydrates and 9 kcal/g for fat.

Meal Planning Insights

Protein density1/10

4% of macro calories come from protein.

Satiety index4.2/10

Estimated from protein, fiber, calories, and fat balance.

Activity estimate75 min walk

About 30 minutes of running for these calories.

Key Nutrients

Protein 3 g6%

Fiber 3 g11%

Sodium 330 mg14%

Sugars 10 g—

Saturated Fat 8 g40%

How we calculate these values

Diet Compatibility

High protein1/10 protein density from 3g protein and 300 calories.No

Lower carb32g carbs per serving.No

Low fat18g total fat per serving.No

High sugar10g total sugars per serving.No

High sodium330mg sodium per serving.No

Vegetarian source flagNo vegetarian flag is published for this item.Not flagged

Compare with other items

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Quick comparisons

Buttermilk Bar Donut, Plain has 450 fewer calories than Albacore Tuna Extreme Melt on Whole Wheat Bagel and 44g less protein. Compare

Buttermilk Bar Donut, Plain has 130 more calories than Albacore Tuna Salad and 16g less protein. Compare

Albacore Tuna Extreme Melt on Whole Wheat Bagel750 kcal · 47 g proteinAlbacore Tuna Salad170 kcal · 19 g proteinApple Spice Muffin490 kcal · 6 g proteinApple Strudel350 kcal · 6 g proteinAvocado45 kcal · 1 g proteinBLTCC Sandwich on Whole Wheat Bagel400 kcal · 16 g protein

Compare with Albacore Tuna Extreme Melt on Whole Wheat Bagel

Buttermilk Bar Donut, Plain Compared With Nearby Items

Winchell's Donut House Buttermilk Bar Donut, Plain is listed in the Donuts category with 300 calories, 3g protein, 32g carbs, and 18g fat per serving.

Data Source and Methodology

Nutrition values for Buttermilk Bar Donut, Plain are maintained in Nutrimetry from restaurant-published menu data and were last checked on Aug 12, 2026. Macro percentages use 4 calories per gram for protein and carbohydrates and 9 calories per gram for fat.

Read the data methodology

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