Tuna (Canned in Water) Calories & Nutrition

Canned tuna is one of the cheapest, leanest protein sources available. Shelf-stable and ready to eat.

Calories

165

per 1 can, drained

Protein

36.2g

Carbs

0g

Fat

1.1g

Macro split

Protein 94%Carbs 0%Fat 6%

Calories in Tuna (Canned in Water) by serving size

ServingCal
1 can, drained (142g)165
100 g (100g)116
1 cup flaked (154g)179

Detailed nutrition

Per 1 can, drained (142g)

Saturated fat0.3g
Cholesterol42.6mg
Sodium350.7mg
Potassium336.5mg

Why eat tuna (canned in water)?

1

Extremely lean protein — very low fat

2

Cheap and shelf-stable

3

Convenient for meal prep on a cut

Fitting tuna (canned in water) into your daily calories

Want to know how many calories you should eat per day? Use our free calculators to find your daily target.

Tuna (Canned in Water) FAQs

How many calories in a can of tuna?+

A can of tuna in water (~142g drained) has about 165 calories with 36g of protein.

Is canned tuna healthy?+

Yes, with moderation. It's lean, high-protein, and affordable. Limit to 2–3 cans per week if eating albacore (higher mercury); skipjack/light tuna is lower mercury.

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