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How Many Calories in Flank Steak?

6 oz (170 g) has about 330 calories.

One of the leanest steaks, yet the oily marinade it's soaked in before grilling adds fat that never shows up in your estimate.

Nutrition (6 oz (170 g))

Calories330 kcal
Protein48 g
Carbs0 g
Fat14 g

Where the calories come from

About 60% of the calories come from protein, 0% from carbs and 40% from fat. That works out to about 194 calories per 100 g.

Based on the Atwater factors: 4 calories per gram of protein and carbohydrate, and 9 calories per gram of fat.

Calories by portion size

Portion Calories Protein Carbs Fat
6 oz (170 g)330 kcal48 g0 g14 g
100 g194 kcal28.2 g0 g8.2 g
200 g388 kcal56.5 g0 g16.5 g
Half serving165 kcal24 g0 g7 g

Values are estimates for a typical serving and vary by preparation. Not medical or dietary advice.

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