Is tuna (canned) keto?

Tuna (canned)

Keto-friendly Yes — tuna (canned) is keto-friendly.

Cheap, shelf-stable protein with zero carbs. Mix with mayo for tuna salad in lettuce or avocado.

Nutrition per serving

1 can, drained · 142 g
Net carbs
0g
Calories
165kcal
Protein
36g
Fat
1.2g
Total carbs
0 g
Fiber
0 g
One serving vs. a 20 g daily net-carb limit 0%

Tuna (canned) has virtually no net carbs, so portion size is about calories and fullness, not carbs.

Nutrition facts for tuna (canned)
NutrientPer servingPer 100 g
Calories165 kcal116 kcal
Total carbohydrate0 g0 g
Dietary fiber0 g0 g
Net carbs0 g0 g
Sugars 0 g 0 g
Protein36 g26 g
Fat1.2 g0.8 g

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Keto recipes with tuna (canned)

Frequently asked questions

Is tuna (canned) keto?

Yes — tuna (canned) is keto-friendly. Cheap, shelf-stable protein with zero carbs. Mix with mayo for tuna salad in lettuce or avocado.

How many net carbs are in tuna (canned)?

1 can, drained (142 g) of tuna (canned) has about 0 g net carbs (0 g total carbs minus 0 g fiber). Per 100 g, that's 0 g net carbs.

How much tuna (canned) can I eat on keto?

Tuna (canned) has virtually no net carbs, so portion size is about calories and fullness, not carbs. On a typical 20 g daily limit, one serving uses about 0% of your carbs.

More fish & seafood

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Source: USDA FoodData Central (SR Legacy #171986): Fish, tuna, light, canned in water, without salt, drained solids. Net carbs = total carbohydrate − fiber. Rating: Keto-friendly — Low in net carbs per typical serving (about 5 g or less). Fits easily into a 20–30 g daily limit. How we rate foods. Last reviewed October 18, 2026.

Typical price: about $4.76/lb — Our estimate of a typical supermarket price: $1.49 for 5 oz can. How we estimate prices

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