First-party app output
DietVox scan example
Tuna scan
GREEN
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Scan recording
Direct answer: Under the DietVox Weight Loss profile, Tuna is currently GREEN for the plain prepared Tuna serving described here. A single food does not determine weight change; portions and the whole eating pattern matter. General dietary context is available from NHS healthy-eating guidance for weight loss.
Scope of the answer
Product and recipe details define the scope. Cuts, brands, cooking methods, breading, marinades, sauces and accompaniments change the finished food. Count oils, breading, sauces and side dishes.
What is specific to this food
- DietVox catalogues Tuna in the protein category, with the subtype “Fish”.
- Its imported identity field records Thunnus.
- Fresh tuna steak and canned tuna are distinct reference foods, while cans may be packed in water, brine or oil.
- For canned tuna, check whether the record describes drained solids or the contents including packing liquid.
- Mayonnaise, bread, cheese and vegetables in tuna salad or a sandwich must be counted as recipe ingredients.
- The stored source identifier is FDC ID 172006 in USDA FoodData Central, specific to the imported reference form.
Canonical rating combination
Across DietVox, the same food is GREEN for Acid Reflux, GREEN for Low Sugar, GREEN for Weight Loss and GREEN for Balanced Eating. The four outputs are not interchangeable. These are DietVox comparison labels, not physiological claims. Protocol context: NHS healthy-eating guidance for weight loss.
Alternative food profiles
Continue with nearby foods that can answer the same comparison from a different product or preparation:
- Cottage Cheese — nutrition and DietVox comparison
- Eggs — nutrition and DietVox comparison
- Greek Yogurt — nutrition and DietVox comparison
- Tofu — nutrition and DietVox comparison
Source scope and editorial status
DietVox Editorial last checked NHS healthy-eating guidance for weight loss and USDA FoodData Central on 28 July 2026. This article has not been medically reviewed; an individual result is not implied.
Nutrition data provenance: The closest preparation-specific match is USDA FoodData Central FDC ID 172006, Fish, tuna, yellowfin, fresh, cooked, dry heat; some DietVox fields are rounded or differ. Checked 28 July 2026.
How It Works
This result is a DietVox comparison for Tuna, not a claimed biological mechanism. Its protocol is Weight Loss, framed by NHS healthy-eating guidance for weight loss.
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DietVox analyses foods across 4 diet protocols, with preparation and portion context.
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Other foods to compare under this protocol.
Frequently Asked Questions
Is canned tuna in water or oil better for a weight loss diet?
Tuna canned in water, brine or oil can differ by product and serving. No form is universally better for weight loss; compare the actual label, recipe and complete meal.
How much tuna is safe to eat per week for weight loss?
Tuna limits are a food-safety question, not a weight-loss rule. NHS fish guidance gives circumstance-specific advice, including separate limits during pregnancy or when trying to conceive; use that current guidance or individual clinical advice rather than treating one weekly amount as universal.
Does tuna help build muscle while losing weight?
The reference profile can show tuna protein, but no individual food establishes muscle, metabolism or weight-loss outcomes. Consider the complete diet and training context.
What are some healthy alternatives to mayonnaise in tuna salad?
Tuna-salad recipes vary in ingredients and serving size. No substitute list is universally low-calorie or appropriate for weight loss; compare the full recipe and product labels.
Is fresh tuna better than canned for weight loss?
Fresh and canned tuna products differ in profile, recipe and serving. Neither form is universally better for weight loss; compare the actual label and meal.

