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🥩 Proteinshigh proteingluten freedairy free

🐟 Calories in Canned Tuna

The ultimate budget high-protein food — 25g protein per 100g, no cooking needed

Per 100g

116kcal
25g
Protein
0g
Carbs
1.3g
Fat

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Full Nutrition Facts — Per 100g

NutrientPer 100g
Calories116kcal
Protein25g
Total Carbs0g
— of which Sugar0g
Total Fat1.3g
Dietary Fibre0g
Sodium337mg

Macro Breakdown

Protein25g (100 kcal)
Carbohydrates0g (0 kcal)
Fat1.3g (11.700000000000001 kcal)

All values per 100g. Protein & carbs = 4 kcal/g · Fat = 9 kcal/g

Key Vitamins & Minerals

Iron1.3mg

9% of daily reference intake

Potassium240mg

7% of daily reference intake

Omega-30.2g

13% of daily reference intake

✅ Key Nutrition Facts

  • 25g protein per 100g with only 116 calories
  • Almost zero fat when packed in water
  • Shelf-stable — no cooking, no preparation needed
  • Affordable — gram for gram one of the cheapest proteins

Calories by Serving Size

ServingGramsCalories
100g drained100g116 kcal
1 small tin drained (130g)130g151 kcal
1 large tin drained (185g)185g215 kcal

Frequently Asked Questions

How many calories in canned tuna?+
Canned tuna in water contains approximately 116 calories per 100g drained. A standard small tin (130g drained) provides around 151 calories with 32g protein and virtually no fat. Tuna in oil is roughly double the calories.
How often is it safe to eat canned tuna?+
Most health authorities suggest limiting tuna to 2–4 servings per week due to mercury content. Smaller light tuna (skipjack) is lower in mercury than albacore/white tuna and can be eaten more frequently.

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Data source: USDA FoodData Central & peer-reviewed nutritional references. Values are averages — actual nutrient content varies by brand, preparation method, and growing conditions. Not medical advice.