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Tuna and Sweetcorn Bagel Calories
Source of protein
CALORIES · 100 G
GI
POTASSIUM · 100 G
FIBER · 100 G
Quick answer
1 piece (medium) of Tuna and Sweetcorn Bagel (170 g) has 318 calories. That works out to 187 calories per 100 g. It contains 47.8 g of carbs, 21.8 g of protein, 4.8 g of fat and 3.7 g of fiber. Its 39.1 µg of Selenium covers 71% of the Daily Value. Its glycemic index is 60 (medium), so it raises blood sugar at a moderate pace.
Tuna and Sweetcorn Bagel Nutrition Facts
Selected: 1 piece (medium) · 170 g
318
KCAL / 170G
Carbs
47.8g
· 17% DV
Protein
21.8g
· 44% DV
Fat
4.8g
· 6% DV
Fiber
3.7g
· 13% DV
DV is the share of the daily value covered, on a 2,000 kcal reference diet.
Calories come from: Carbs 59% · Protein 27% · Fat 14%
Tuna and Sweetcorn Bagel nutrition facts table · 1 piece (medium) (170 g)
| Nutrient | Amount | % DV |
|---|---|---|
| Calories | 318 kcal | |
| Total fat | 4.8 g | 6% |
| Saturated fat | 0.94 g | 5% |
| Trans fat | 0.02 g | |
| Sodium | 561 mg | 24% |
| Total carbohydrate | 47.8 g | 17% |
| Fiber | 3.7 g | 13% |
| Protein | 21.8 g | 44% |
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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How Many Calories in 1 Medium Tuna and Sweetcorn Bagel?
| Serving | Amount | Calories |
|---|---|---|
| 1 piece (medium) | 170 g | 318 kcal |
| ½ piece (half) | 85 g | 159 kcal |
| 100 g | 100 g | 187 kcal |
| 1 piece (small) | 130 g | 243 kcal |
| 1 serving (medium) | 170 g | 318 kcal |
| 1 piece (large) | 220 g | 411 kcal |
| 1 piece (jumbo) | 280 g | 524 kcal |
Calculated from 187 calories per 100 g.
Frequently Asked Questions About Tuna and Sweetcorn Bagel
What is in a tuna and sweetcorn bagel?
A tuna and sweetcorn bagel usually contains a bagel filled with drained tuna and sweetcorn. Mayonnaise, yogurt, lemon juice, pepper, or salad leaves are common additions, but recipes vary. The tuna mixture can be served cold or warmed in a toasted bagel.
How do you make a tuna and sweetcorn bagel?
To make a tuna and sweetcorn bagel, drain the tuna and corn, mix them together, and spoon the filling into a split bagel. Add a little mayonnaise or yogurt if you want a creamier texture, and toast the bagel separately to keep it from getting soggy.
Can you toast a tuna and sweetcorn bagel?
Yes, you can toast a tuna and sweetcorn bagel. For a crisp result, toast the bagel halves before adding the filling; alternatively, assemble it and warm it briefly for a hot sandwich. Avoid heating it for too long, which can dry out the tuna.
How long does a tuna and sweetcorn bagel last in the fridge?
A tuna and sweetcorn bagel is best eaten the day it is made, kept covered in the refrigerator until serving. The filling can make the bread soggy as it sits. Refrigerate leftovers promptly, and discard the bagel if it has been left out for an extended time.
Can you freeze a tuna and sweetcorn bagel?
You can freeze one, but a fully assembled tuna and sweetcorn bagel may turn watery and soft after thawing. For better texture, freeze the plain bagel separately and make the tuna-and-sweetcorn filling fresh; thaw the bread before filling and serving.
What tuna is best for a tuna and sweetcorn bagel?
Canned tuna works best in a tuna and sweetcorn bagel because it is easy to flake and mix into the filling. Tuna packed in water gives a lighter result, while oil-packed tuna tastes richer; drain it well so the bagel does not become soggy.
What goes well with a tuna and sweetcorn bagel?
A tuna and sweetcorn bagel pairs well with a green salad, sliced vegetables, or soup. Add crunchy lettuce or cucumber inside for freshness, or serve it with tomato soup for a more filling lunch.
Can you add cheese to a tuna and sweetcorn bagel?
Yes, cheese can be added to a tuna and sweetcorn bagel. A melting cheese makes a good toasted version, while a little cream cheese gives the filling a softer texture. Keep the cheese modest so it does not overpower the tuna and sweetcorn.
Is a tuna and sweetcorn bagel a good lunch?
Yes, a tuna and sweetcorn bagel can make a convenient lunch, especially when paired with vegetables or salad. The tuna provides protein, while the bagel makes it more substantial; prepare it shortly before eating to keep the bread from becoming wet.
Can you eat a tuna and sweetcorn bagel during pregnancy?
Yes, a freshly prepared tuna and sweetcorn bagel can be eaten during pregnancy, but the type and amount of tuna matter because some tuna contains more mercury than others. Follow local pregnancy guidance on tuna portions, or ask your maternity care provider if unsure.
Tuna and Sweetcorn Bagel Vitamins & Minerals
Vitamins
B3
8.67mg · 54% DV
B12
1.27µg · 53% DV
B1
0.32mg · 27% DV
Folate
91.8µg · 23% DV
Minerals
Selenium
39µg · 71% DV
Phosphorus
247mg · 35% DV
Manganese
0.63mg · 27% DV
Copper
0.22mg · 24% DV
Sodium
561mg · 24% DV
Potassium ⭐
332mg · 10% DV
Tuna and Sweetcorn Bagel Glycemic Index
GLYCEMIC INDEX
GLYCEMIC LOAD
Accounts for portion size — a more realistic measure than GI alone.
How to Burn Off Tuna and Sweetcorn Bagel
To burn the 318 calories in 1 piece (medium) (170 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.
What is Tuna and Sweetcorn Bagel?
A tuna and sweetcorn bagel pairs a ring-shaped, chewy bread roll—often toasted—with tuna and sweetcorn, sometimes with a creamy dressing or salad leaves. Bagels are rooted in the Ashkenazi Jewish communities of Poland and became a familiar everyday bread in cities around the world.
It works as a portable lunch or a substantial breakfast; in the UK, tuna and sweetcorn is also a familiar sandwich filling. The tuna makes this a protein-source option, while the bagel supplies most of its carbohydrates. Add crisp vegetables for freshness, or choose a lighter dressing if you want a less rich filling.
How Nutritious Is Tuna and Sweetcorn Bagel?
Nutrient density
Medium
How many vitamins, minerals and how much fiber this food carries per calorie. A high score means a lot of nutrition for few calories.
Satiety score
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.
Is Tuna and Sweetcorn Bagel 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 Tuna and Sweetcorn Bagel Contain Allergens?
Contains these allergens:
Which Diets Is Tuna and Sweetcorn Bagel Good For?
Vegan
— Not suitable
Vegetarian
— Not 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
Tuna and Sweetcorn Bagel Fat Profile
SATURATED
0.94g
MONOUNSATURATED
1.29g
POLYUNSATURATED
0.94g
Omega 6:3 ratio 3.3:1
Below the ideal 4:1 — a good omega balance.
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Nutrition data compiled from USDA FoodData Central and scientific sources.