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How many carbs are in a Tuna, Light, Canned in Water?

A 3 oz drained (85g) serving of Tuna, Light, Canned in Water contains 0g of total carbs (0g net carbs), 0g sugar, 73 calories, 16.5g protein, 0.6g fat and 0g fiber.

Nutrition facts
Tuna, Light, Canned in Water3 oz drained (85g)
Calories
73 cal
Carbohydrates
0 g
of which Sugars
0 g
Fiber
0 g
Net carbs
0 g
Protein
16.5 g
Fat
0.6 g

Tuna, Light, Canned in Water nutrition at a glance

Per 3 oz drained (85g), Tuna, Light, Canned in Water delivers about 4% of a 2,000-calorie daily reference, 0% of the 275g daily carbohydrate reference and 0% of the 28g daily fiber reference. Sugar sits at 0% of the 50g added-sugar reference and protein contributes 33% of the 50g protein reference.

Per 100 g
Calories
86
Carbs
0 g
Sugar
0 g
Protein
19.4 g
Fat
0.7 g
Fiber
0 g

Blood-sugar impact of Tuna, Light, Canned in Water

Very little impact on blood sugar. Suitable for low-carb, keto and diabetic meal plans in normal serving sizes.

With 0g total carbs and 0g fiber, the net-carb figure for a 3 oz drained (85g) serving works out to roughly 0g — this is the number most keto and low-carb tracking apps use. If you're managing type 2 diabetes, pre-diabetes or reactive hypoglycemia, use total carbs for insulin dosing calculations and treat net carbs as a rough guide for meal planning.

Ways to eat Tuna, Light, Canned in Water

  • Great fit for low-carb, keto or diabetic-friendly meals — build around tuna, light, canned in water without worrying about a big glucose spike.
  • Use tuna, light, canned in water as a satisfying snack between meals when you want to stay in a low-carb window.
  • Combine tuna, light, canned in water with leafy greens and olive oil for a clean, blood-sugar-friendly plate.

Frequently asked questions

Is Tuna, Light, Canned in Water keto-friendly?

Yes. With only 0g net carbs per 3 oz drained (85g), Tuna, Light, Canned in Water fits comfortably inside a standard 20–50g/day keto carb budget.

How many carbs in Tuna, Light, Canned in Water per 100 grams?

About 0g of carbs, 0g sugar and 86 calories per 100g of Tuna, Light, Canned in Water.

How does Tuna, Light, Canned in Water affect blood sugar?

Very little impact on blood sugar. Suitable for low-carb, keto and diabetic meal plans in normal serving sizes.

Is Tuna, Light, Canned in Water good for weight loss?

A serving delivers 73 calories with 16.5g protein and 0g fiber. Foods that are relatively high in protein and fiber per calorie tend to be more filling — with a 23% combined protein-plus-fiber-to-calorie ratio, Tuna, Light, Canned in Water is a solid pick for a satiating, weight-loss-friendly meal.

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Sources & how these numbers are calculated

Nutrition values are consensus averages compiled from the USDA FoodData Central database for a typical 3 oz drained (85g) serving of Tuna, Light, Canned in Water. Actual values vary with brand, variety, ripeness and preparation — always check the label on packaged products. Daily-value percentages reference the U.S. FDA 2,000-calorie adult reference (275g carbs, 50g added sugar, 50g protein, 78g fat, 28g fiber).

Content reviewed by Carb Lens editorial. Read our editorial policy for how we source, review and update food data.

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