1 serving (85 grams) contains 99 calories, 21.6 grams of protein, 1.4 grams of fat, and 0.0 grams of carbohydrates.
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Nutrition Information
Calories |
275 | ||
|---|---|---|---|
% Daily Value* |
|||
| Total Fat | 3.9 g | 5% | |
| Saturated Fat | 1.1 g | 5% | |
| Polyunsaturated Fat | 0 g | ||
| Cholesterol | 83.3 mg | 27% | |
| Sodium | 686.1 mg | 29% | |
| Total Carbohydrates | 0 g | 0% | |
| Dietary Fiber | 0 g | 0% | |
| Sugars | 0 g | ||
| protein | 60.0 g | 120% | |
| Vitamin D | 188.9 mcg | 944% | |
| Calcium | 27.8 mg | 2% | |
| Iron | 2.5 mg | 13% | |
| Potassium | 425 mg | 9% | |
* Percent Daily Values are based on a 2,000 calorie diet. Your daily values may be higher or lower depending on your calorie needs.
Food Attributes
Source of Calories
About Tuna canned
Canned tuna is a popular seafood product made by cooking and preserving tuna fish in oil, water, or brine. Originating from countries with rich fishing traditions like Japan, Spain, and the United States, canned tuna has become a staple ingredient across various cuisines due to its convenience and nutritional value. It is an excellent source of protein, with a single 3-ounce serving providing approximately 20 grams. Additionally, it is rich in omega-3 fatty acids, selenium, and vitamin D, with minimal carbohydrates and fat depending on the packing medium used (water vs. oil). Canned tuna is versatile, often used in salads, sandwiches, casseroles, or served as a standalone dish.
Health Benefits
- Promotes heart health due to high levels of omega-3 fatty acids, which help reduce inflammation and improve cholesterol levels.
- Supports immune function and antioxidant defenses, as tuna is a significant source of selenium, offering 55% of the recommended daily intake per 3-ounce serving.
- Boosts bone health and supports calcium absorption with vitamin D, contributing approximately 1 microgram (6% of the daily value) in a single serving for some varieties.
- Aids muscle repair and maintenance through its high protein content, essential for bodily tissue growth.
- May support brain health, as omega-3s are associated with cognitive function and reduced risk of neurodegenerative diseases.
Dietary Considerations
Selection and Storage
Store unopened canned tuna in a cool, dry place. Once opened, transfer any leftovers to an airtight container and refrigerate for up to 2 days.
Common Questions About Tuna canned Nutrition
Is canned tuna high in protein?
Yes, canned tuna is a great source of protein. A 3-ounce serving of canned tuna in water typically contains around 20-25 grams of protein, making it an excellent choice for meeting daily protein needs.
Can I eat canned tuna on a keto diet?
Absolutely, canned tuna is a keto-friendly food. It is virtually carb-free (less than 1 gram of carbohydrate per serving) and high in protein and healthy fats, especially if packed in olive oil.
What are the health benefits and concerns of eating canned tuna?
Canned tuna is rich in omega-3 fatty acids, which support heart and brain health, as well as important nutrients like vitamin D, selenium, and B vitamins. However, it can contain mercury, so consumption should be limited to 2-3 servings per week for most adults, particularly for pregnant or breastfeeding women and young children.
What is the recommended serving size of canned tuna?
A typical serving size of canned tuna is about 3 ounces (or 1/2 cup). This portion provides approximately 100 calories when packed in water and around 150 calories if packed in oil, along with substantial protein and omega-3 fats.
How does canned tuna compare to fresh tuna in nutrition and taste?
Canned tuna is more convenient and has a longer shelf life than fresh tuna. While fresh tuna has a slightly higher nutrient content, especially in terms of omega-3 fatty acids and lower sodium, canned tuna is still highly nutritious and contains comparable protein levels. The taste of fresh tuna is milder, whereas canned tuna is more concentrated due to the preservation process.
Data Sources & Scientific References
Our nutrition data comes from trusted, authoritative sources to ensure accuracy and reliability. Below are specific scientific references and authoritative sources for this food item.
Additional Authoritative Sources:
Daily value percentages based on FDA guidelines. Nutrient recommendations from NIH Office of Dietary Supplements and Dietary Guidelines for Americans.
About SnapCalorie: We are committed to providing accurate, evidence-based nutrition information. Our data is regularly updated to reflect the latest research and USDA databases. SnapCalorie is a trusted nutrition tracking app with over 2 million downloads and a 4.8/5 star rating.
