Food detail
Canned light tuna
Audited source card available
The short answer
Offers convenient protein, selenium, vitamin B12, and some EPA and DHA.
- Evidence and scope
- Food context; study findings do not grade the whole food.
- Important limitation
- Evidence is strongest for fish as part of a healthy pattern; lean species provide protein and micronutrients but have less omega-3 than oily fish.
- Before deciding
- Species, preparation, sustainability, and contaminant exposure matter. Pregnancy guidance and local advisories may change the best choice.
01 / NUTRIENTS & FORM
Nutrient snapshot
The exact food form matters. Raw, cooked, drained, dried, fortified, and branded versions can have meaningfully different values.
Offers convenient protein, selenium, vitamin B12, and some EPA and DHA.
We have not assigned a specific composition record to this food yet. Values will appear only after the food description, preparation state, edible portion, and serving weight are verified.
How nutrient values will be verified
- Planned display basis
- Practical serving and per 100 g
- Planned nutrient fields
- Energy, protein, carbohydrate, fiber, fat, sodium, and the most relevant micronutrients
- Publication rule
- Show the database, record ID, food form, serving weight, and verification date
02 / RESEARCH
Evidence map: baseline and emerging signals
The current baseline stays visually separate from credible findings that are mechanistic, responder-dependent, small, or not yet replicated.
The general interpretation that does not depend on one unreplicated positive result. An established limitation is as important as an established benefit.
Concentration of potential toxic elements in canned tuna fish: systematic review and health risk assessment.
This source was selected for a safety or exposure signal, not evidence of benefit. The risk depends on preparation, dose, susceptibility, and setting.
- Study design
- Systematic review
- Tested form / scope
- Juice, powder, or processed form
- Editorial interpretation
- Evidence is strongest for fish as part of a healthy pattern; lean species provide protein and micronutrients but have less omega-3 than oily fish.
- Screening record
- One relevant human PubMed source was verified and classified. This is a source card, not a complete evidence synthesis or a count of favorable studies.
Educational information only—not medical advice. Allergies, medicines, pregnancy, kidney disease, diabetes treatment, swallowing needs, and preparation safety can change what is appropriate.