Flank steak vs. Chuck steak — In-Depth Nutrition Comparison

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How are flank steak and chuck steak different?

Flank steak is richer in vitamin B3 and vitamin B6, while chuck steak is higher in vitamin B12, zinc, iron, and monounsaturated fat.
Chuck steak covers your daily need for vitamin B12, 58% more than flank steak.
Flank steak contains 2 times more vitamin B3 than chuck steak. Flank steak contains 7.363mg of vitamin B3, while chuck steak contains 4.663mg.
Flank steak is lower in saturated fat.

Beef, flank, steak, separable lean, and fat, trimmed to 0" fat, all grades, cooked, broiled and Beef, chuck eye steak, boneless, separable lean, and fat, trimmed to 0" fat, all grades, cooked, grilled types were used in this article.

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Mineral Comparison

Mineral comparison score is based on the number of minerals by which one or the other food is richer. The "coverage" charts below show how much of the daily needs can be covered by 300 grams of the food.

Flank steak

Chuck steak

Contains more CalciumCalcium	+25%
Contains less SodiumSodium	-21.1%

Contains more IronIron	+40.8%
Contains more ZincZinc	+77.1%
Contains more ManganeseManganese	+33.3%

~equal in Magnesium ~22mg

~equal in Potassium ~325mg

~equal in Copper ~0.077mg

~equal in Phosphorus ~193mg

~equal in Selenium ~27.5µg

Vitamin Comparison

Vitamin comparison score is based on the number of vitamins by which one or the other food is richer. The "coverage" charts below show how much of the daily needs can be covered by 300 grams of the food.

Flank steak

Chuck steak

Contains more Vitamin EVitamin E	+280%
Contains more Vitamin B1Vitamin B1	+13.6%
Contains more Vitamin B3Vitamin B3	+57.9%
Contains more Vitamin B6Vitamin B6	+55.2%
Contains more FolateFolate	+50%

Contains more Vitamin AVitamin A	+∞%
Contains more Vitamin B2Vitamin B2	+43.6%
Contains more Vitamin B5Vitamin B5	+38%
Contains more Vitamin B12Vitamin B12	+85.9%
Contains more Vitamin KVitamin K	+14.3%

~equal in Vitamin C ~0mg

All nutrients comparison - raw data values

Nutrient			DV% diff.
Vitamin B12	1.63µg	3.03µg	58%
Zinc	4.9mg	8.68mg	34%
Saturated fat	3.395g	8.66g	24%
Fats	8.23g	19.64g	18%
Vitamin B3	7.363mg	4.663mg	17%
Vitamin B6	0.579mg	0.373mg	16%
Monounsaturated fat	3.317g	9.457g	15%
Iron	1.74mg	2.45mg	9%
Protein	27.66g	24.98g	5%
Choline	105.4mg	79mg	5%
Calories	192kcal	277kcal	4%
Vitamin B2	0.133mg	0.191mg	4%
Vitamin B5	0.545mg	0.752mg	4%
Cholesterol	79mg	87mg	3%
Selenium	29.4µg	27.5µg	3%
Polyunsaturated fat	0.322g	0.81g	3%
Phosphorus	210mg	193mg	2%
Vitamin E	0.38mg	0.1mg	2%
Vitamin D*		5 IU	1%
Vitamin D		0.1µg	1%
Copper	0.082mg	0.077mg	1%
Sodium	56mg	71mg	1%
Vitamin A	0µg	7µg	1%
Vitamin B1	0.075mg	0.066mg	1%
Folate	9µg	6µg	1%
Protein per 100 calories	14g	9g	N/A
Calories per 10 g protein	69kcal	111kcal	N/A
Weight per 100 calories	52g	36g	N/A
Unsaturated / Saturated Fat ratio	1.1	1.2	N/A
Magnesium	23mg	22mg	0%
Calcium	20mg	16mg	0%
Potassium	339mg	325mg	0%
Manganese	0.009mg	0.012mg	0%
Vitamin K	1.4µg	1.6µg	0%
Trans fat		1.287g	N/A
Tryptophan	0.182mg	0.281mg	0%
Threonine	1.105mg	1.099mg	0%
Isoleucine	1.259mg	1.062mg	0%
Leucine	2.201mg	2.009mg	0%
Lysine	2.338mg	2.184mg	0%
Methionine	0.72mg	0.709mg	0%
Phenylalanine	1.093mg	0.951mg	0%
Valine	1.372mg	1.129mg	0%
Histidine	0.883mg	0.809mg	0%
Omega-3 - EPA	0g	0.001g	N/A
Omega-3 - ALA		0.041g	N/A
Omega-3 - DPA	0g	0.004g	N/A
Omega-6 - Eicosadienoic acid		0.006g	N/A
Omega-6 - Linoleic acid		0.619g	N/A