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A single slice of bread or similar sliced food
In season: Spring · Summer · Autumn · Winter
CALORIES · 100 G
GI
POTASSIUM · 100 G
FIBER · 100 G
1 slice (medium) of One slice (30 g) has 80 calories. That works out to 265 calories per 100 g. It contains 14.7 g of carbs, 2.7 g of protein, 1 g of fat and 0.8 g of fiber. Its 8.4 µg of Selenium covers 15% of the Daily Value. Its glycemic index is 75 (high), so it raises blood sugar quickly.
Selected: 1 slice (medium) · 30 g
80
KCAL / 30G
Carbs
14.7g
· 5% DV
Protein
2.7g
· 5% DV
Fat
1g
· 1% DV
Fiber
0.8g
· 3% DV
DV is the share of the daily value covered, on a 2,000 kcal reference diet.
Calories come from: Carbs 75% · Protein 14% · Fat 11%
| Nutrient | Amount | % DV |
|---|---|---|
| Calories | 80 kcal | |
| Total fat | 1 g | 1% |
| Saturated fat | 0.21 g | 1% |
| Trans fat | 0 g | |
| Sodium | 147 mg | 6% |
| Total carbohydrate | 14.7 g | 5% |
| Fiber | 0.8 g | 3% |
| Protein | 2.7 g | 5% |
Calories: Calories measure energy. Average daily need is 2,000 kcal. Excess calories are stored as fat, too few cause weight loss.
Carbs: Your body's primary energy source. The brain runs exclusively on carbs. Daily need: 275g.
Protein: Essential for muscle repair and cell growth. Daily need: 50g. Keeps you full and boosts metabolism.
Fat: Needed for hormone production and vitamin absorption. Daily need: 78g. Limit saturated fats, choose unsaturated.
Fiber: Critical for digestive health and satiety. Daily need: 28g. Stabilizes blood sugar, lowers cholesterol.
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| Serving | Amount | Calories |
|---|---|---|
| 1 slice (medium) | 30 g | 80 kcal |
| 1 slice (extra small) | 15 g | 40 kcal |
| 1 slice (thin) | 20 g | 53 kcal |
| 1 slice (thick) | 40 g | 106 kcal |
| 1 slice (large) | 50 g | 133 kcal |
| 2 slice (medium) | 60 g | 159 kcal |
| 100 g | 100 g | 265 kcal |
Calculated from 265 calories per 100 g.
Yes, one slice of bread can be frozen. Freeze slices in a sealed freezer bag, ideally separated so you can take out just one. Toast it straight from frozen or let it thaw at room temperature.
No, toasting one slice of bread does not meaningfully reduce its calories. Toasting mainly removes moisture and changes the texture; butter, jam, or other toppings can change the nutrition of what you eat.
No. Bread is porous, so mold can spread beyond the visible spot. Discard the moldy slice and any other slices that show signs of mold rather than cutting away the affected area.
One slice of bread goes stale as its starch structure changes and moisture shifts over time. Refrigeration can speed this process up; keep bread sealed at room temperature for short-term use or freeze it for longer storage.
Yes, one slice of bread can raise blood sugar because its digestible carbohydrates are broken down into glucose. Eating it with a protein-rich food, such as eggs or cheese, can make the meal more balanced.
One slice of bread can be part of breakfast, but on its own it may not keep you satisfied for long. Pair it with protein, such as eggs, yogurt, or nut butter, and add fruit or vegetables if you like.
One slice of bread works for a small open-faced sandwich, cheese toast, or an egg-in-a-hole. You can also cut it into croutons or use it as a topping for soup; toast it first if you want a crisp texture.
Neither form is automatically healthier: toasting changes the texture and reduces moisture, but it does not turn one slice of bread into a lower-calorie food. The bread type and what you put on it matter more.
Yes, one slice of bread can be a convenient source of carbohydrates before exercise. For a longer or more demanding session, you may want to pair it with a small protein source; choose what sits comfortably in your stomach.
A small amount of plain bread is generally not toxic to dogs, but it offers little nutritional benefit. Avoid bread containing ingredients such as raisins, garlic, or certain artificial sweeteners, which can be dangerous to dogs.
Vitamins
B3
1.08mg · 7% DV
B1
0.06mg · 5% DV
Folate
11.4µg · 3% DV
B2
0.03mg · 2% DV
Minerals
Selenium
8.4µg · 15% DV
Manganese
0.21mg · 9% DV
Sodium
147mg · 6% DV
Iron
1.08mg · 6% DV
Potassium ⭐
35mg · 1% DV
GLYCEMIC INDEX
GLYCEMIC LOAD
Accounts for portion size — a more realistic measure than GI alone.
To burn the 80 calories in 1 slice (medium) (30 g):
🚶
Walking (5 km/h)
🏃
Running (8 km/h)
🚴
Cycling
🏊
Swimming
Times are calculated with the MET equation for a 70 kg adult. Actual burn varies with your weight, age and pace.
One slice refers to a single cut portion of a grain-based food, most often bread taken from a loaf. What it looks and tastes like depends on the bread, but a medium slice is usually soft or lightly chewy and works as a base for toppings, a sandwich, or toast. Across many English-speaking countries, it is served at breakfast or lunch, alongside soup, or as part of a simple snack.
A medium slice weighs about 30 g and is mainly a source of carbohydrates, with some protein. Pair it with eggs, cheese, beans, or nut butter for a more filling bite; lighter toppings such as tomato or avocado keep it simple.
Low
How many vitamins, minerals and how much fiber this food carries per calorie. A high score means a lot of nutrition for few calories.
Medium
An EatBetter score computed from fiber, protein and calorie density. A high score means staying full longer on the same calories.
Both scores are calculated per 100 g and do not change with the selected portion. The satiety score is EatBetter's own calculation, not a clinical measure.
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.
Contains these allergens:
Vegan
✓ Suitable
Vegetarian
✓ Suitable
Gluten-Free
— Not suitable
Dairy-Free
— Not suitable
Mediterranean
✓ Suitable
Paleo
— Not suitable
Whole30
— Not suitable
DASH
— Not suitable
Keto
— Not suitable
Low FODMAP
— Not suitable
SATURATED
0.21g
MONOUNSATURATED
0.18g
POLYUNSATURATED
0.18g
Omega 6:3 ratio 15:1
Above the ideal 4:1 (15:1).
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Nutrition data compiled from USDA FoodData Central and scientific sources.