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Home/Proteins/Flank Steak
Proteins

Flank Steak Nutrition Facts

FoodData CentralUpdated 30 March 2026

4 oz of flank steak contains 186.4 calories, 24g protein, 0g carbs, and 9.4g fat. Flank Steak is a protein-rich food. It is high in protein and rich in potassium.

186.4

cal

0g

carbs

24g

protein

9.4g

fat

0g

fiber

Vitamins in Flank Steak

Per 100g serving

Vitamin D
0.1mcg
1%
Vitamin E
0.33mg
2%
Vitamin K
1.3mcg
1%
Vitamin B6
0.57mg
34%
Vitamin B12
1.18mcg
49%
Thiamin (B1)
0.06mg
5%
Riboflavin (B2)
0.09mg
7%
Niacin (B3)
6.84mg
43%
Folate
12mcg
3%

Minerals in Flank Steak

Per 100g serving

Calcium
27mg
2%
Iron
1.55mg
9%
Magnesium
22mg
5%
Phosphorus
193mg
15%
Potassium
330mg
7%
Sodium
54mg
2%
Zinc
3.81mg
35%
Selenium
23.3mcg
42%
Copper
0.07mg
8%
Manganese
0.01mg
0%

Learn More About Flank Steak

How Many Calories Are In Flank Steak?How Many Carbs Are In Flank Steak?How Much Protein Is In Flank Steak?How Much Fat Is In Flank Steak?How Much Fiber Is In Flank Steak?What Is Flank Steak Good For?Is Flank Steak Healthy?

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Verified Nutrition Data

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All nutritional data on Food Index is sourced from official U.S. government databases and verified by nutrition experts at leading federal agencies.

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Nutrient values from certified lab analysis

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Data reviewed by nutrition scientists

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Synced with latest official database releases

Nutritional values are based on standard reference data and may vary slightly based on preparation methods, brands, and natural variation in foods. Always consult with a healthcare professional for personalized dietary advice.

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