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Bun Calories
Soft, slightly sweet bread, common for sandwiches and breakfast
CALORIES
GI
POTASSIUM
FIBER
Bun Nutrition Facts
Selected: 100 g
270
KCAL / 100G
Carbs
50g
· 75%
Protein
8.5g
· 13%
Fat
3.5g
· 12%
Fiber
2.2g
Bun Vitamins & Minerals
Vitamins
B1
0.23mg · 19% DV
B3
2.2mg · 14% DV
B2
0.13mg · 10% DV
Folate
35µg · 9% DV
Minerals
Selenium
13µg · 24% DV
Sodium
420mg · 18% DV
Iron
2mg · 11% DV
Phosphorus
80mg · 11% DV
Bun Glycemic Index
GLYCEMIC INDEX
GLYCEMIC LOAD
Accounts for portion size — a more realistic measure than GI alone.
Is Bun Processed?
NOVA 3
Processed
1. Unprocessed
2. Minimally Processed
3. Processed
4. Ultra-Processed
NOVA classifies foods into 4 groups by industrial processing. NOVA 1 (unprocessed) is the healthiest.
Does Bun Contain Allergens?
Contains these allergens:
Which Diets Is Bun Good For?
Vegan
— Not suitable
Vegetarian
✓ Suitable
Gluten-Free
— Not suitable
Dairy-Free
— Not suitable
Mediterranean
— Not suitable
Paleo
— Not suitable
Whole30
— Not suitable
DASH
— Not suitable
Keto
— Not suitable
Low FODMAP
— Not suitable
Bun Fat Profile
SATURATED
0.8g
MONOUNSATURATED
1.1g
POLYUNSATURATED
0.6g
Omega 6:3 ratio 16.7:1
Above the ideal 4:1 (16.7:1).
Foods Similar to Bun
Bun — Frequently Asked Questions
How can buns be kept fresh for longer?
Let buns cool completely, then keep them in an airtight bag or container at room temperature. Warm, humid conditions encourage mould, so freeze them if they will not be eaten within a few days.
Can buns be frozen?
Yes. Freezing buns in an airtight bag, preferably sliced first, makes it easy to thaw only what you need; they can be refreshed briefly in a toaster or oven.
What can I do with stale buns?
Stale buns can be turned into croutons, breadcrumbs, baked toast, or eggy bread. Gentle reheating may soften them, but discard any bun with mould or an off smell.
Why do buns sometimes become dry or crumbly?
They can dry out from overbaking, poor storage, or the natural firming of starch as bread ages. Keeping them sealed and warming them briefly usually improves the texture.
How can I make a bun-based breakfast more balanced?
Rather than having a bun only with jam or chocolate spread, pair it with eggs, cheese, yoghurt, avocado, or unsweetened nut butter. Adding fruit or vegetables can make the meal more satisfying.
Are buns better before or after exercise?
Before exercise, a small bun can be a convenient carbohydrate choice if it sits well with you. After training, pair it with a protein food such as yoghurt, milk, eggs, or cheese for a more balanced snack or meal.
How do buns differ from regular sliced bread?
Buns are usually softer and portioned individually, and some varieties contain added sugar, fat, or dairy ingredients. Plain wholegrain sliced bread often has a denser texture and more pronounced grain flavour, so comparing labels is useful.
Are buns always sweet?
No. Buns can be plain or savoury, although many burger and sandwich buns contain some sugar for flavour, colour, and softness. Check the ingredients list rather than judging by appearance.
Can people with coeliac disease eat buns?
Standard buns made with wheat or other gluten-containing grains are not suitable for people with coeliac disease. Choose only products specifically made gluten-free with appropriate controls for cross-contact.
Which allergens should I look for in buns?
Buns may contain gluten and, depending on the recipe, eggs, dairy, soy, and sesame. Anyone with a food allergy should check both the ingredient list and any precautionary allergen statement each time they buy them.
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Nutrition data compiled from USDA FoodData Central and scientific sources.