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Beef Steak nutrition: calories, protein and iron

Beef Steak is a fresh, whole meat and a NOVA group 1 food, a source of complete protein and iron, zinc and vitamin B12, with no added sugar or salt. It is a source of vitamin B12, selenium and zinc. Work out the numbers for any portion and age below, then see the full breakdown.

Sirloin, cooked.

Beef Steak nutrition calculator
Calories, sugar and key nutrients by portion. Change the age and every percentage updates.
Key nutrients in this portion

Beef Steak nutrition per 100g and per portion

Typical valuesPer 100gPer portion (150g)
Energy210315
Fat10g15g
of which saturates4g6g
Carbohydrate0g0g
of which total sugars0g0g
of which added sugars0g0g
of which starch0g0g
Fibre0g0g
Protein29g43.5g
Salt0.1g0.2g

Protein, fat and salt, by age

For meat and fish the numbers that matter most are protein, saturated fat and salt. The tables below set each against age-appropriate guidance.

Protein in Beef Steak by age

A cooked steak (about 150g) provides about 43.5g of complete protein, supplying the amino acids the body needs for growth and repair. Because children need less than adults, that portion covers a large share of a younger child's daily protein.

Age groupDaily protein (RNI)In a cooked steak (about 150g)% of that
Adult50g44g
87%
Age 11 to 1745g44g
97%
Age 7 to 1028g44g
155%
Age 4 to 620g44g
217%

Fat in Beef Steak: high, mostly saturated

Beef Steak is naturally high in fat, with about 15.0g per portion, and most of it is saturated (6.0g). There is 0g of added fat, but the table shows how the saturated fat compares with the daily maximum, so it is best enjoyed in smaller amounts.

Age groupMax saturated fatIn a cooked steak (about 150g)% of that
Adult24g6g
25%
Age 11 to 1727g6g
22%
Age 7 to 1022g6g
27%
Age 4 to 618g6g
33%

Vitamins and minerals in Beef Steak

Percentages are share of the daily Nutrient Reference Value (NRV). Under UK and EU rules a food is a source of a nutrient at 15% NRV per 100g and high in it at 30%.

NutrientPer 100g%NRV /100g%NRV /portion 
Vitamin B122ug100%150%high in Vitamin B12
Selenium25ug45%68%high in Selenium
Zinc4.5mg45%68%high in Zinc
Vitamin B60.5mg36%54%high in Vitamin B6
Niacin (B3)5mg31%47%high in Niacin (B3)
Phosphorus200mg29%43%a source of Phosphorus
Iron2.5mg18%27%a source of Iron

Vitamins and minerals in Beef Steak, by age

These tables show how the nutrients compare to daily needs across different ages, using UK Reference Nutrient Intakes (RNIs). This differs from the source of and high in labels above, which use the single adult figure (NRV) set for food packaging. Children's needs are lower, so a portion goes further.

Vitamin B12 in Beef Steak by age

Vitamin B12 supports red blood cell formation and a healthy nervous system, and is found almost only in animal foods. A cooked steak (about 150g) contains 4ug. Because children need less than adults, that same portion covers a bigger share of a younger child's daily target.

Age groupDaily need (RNI)In a cooked steak (about 150g)% of daily need
Adult2ug4ug
250%
Age 11 to 172ug4ug
250%
Age 7 to 101ug4ug
375%
Age 4 to 61ug4ug
469%

Selenium in Beef Steak by age

Selenium helps protect cells from damage and supports the immune system. A cooked steak (about 150g) contains 38ug. Because children need less than adults, that same portion covers a bigger share of a younger child's daily target.

Age groupDaily need (RNI)In a cooked steak (about 150g)% of daily need
Adult75ug38ug
50%
Age 11 to 1770ug38ug
54%
Age 7 to 1030ug38ug
125%
Age 4 to 620ug38ug
188%

Zinc in Beef Steak by age

Zinc supports the immune system, wound healing and normal growth. A cooked steak (about 150g) contains 6.75mg. Because children need less than adults, that same portion covers a bigger share of a younger child's daily target.

Age groupDaily need (RNI)In a cooked steak (about 150g)% of daily need
Adult9.5mg6.75mg
71%
Age 11 to 179mg6.75mg
75%
Age 7 to 107mg6.75mg
96%
Age 4 to 66.5mg6.75mg
104%

Vitamin B6 in Beef Steak by age

Vitamin B6 helps the body release energy from food and supports the nervous system. A cooked steak (about 150g) contains 0.75mg. Because children need less than adults, that same portion covers a bigger share of a younger child's daily target.

Age groupDaily need (RNI)In a cooked steak (about 150g)% of daily need
Adult1.4mg0.75mg
54%
Age 11 to 171.2mg0.75mg
62%
Age 7 to 101mg0.75mg
75%
Age 4 to 60.9mg0.75mg
83%

Niacin (B3) in Beef Steak by age

Niacin (B3) helps release energy from food and keeps skin and the nervous system healthy. A cooked steak (about 150g) contains 7.5mg. Because children need less than adults, that same portion covers a bigger share of a younger child's daily target.

Age groupDaily need (RNI)In a cooked steak (about 150g)% of daily need
Adult16mg7.5mg
47%
Age 11 to 1715mg7.5mg
50%
Age 7 to 1012mg7.5mg
62%
Age 4 to 611mg7.5mg
68%

Phosphorus in Beef Steak by age

Phosphorus works with calcium to build strong bones and teeth. A cooked steak (about 150g) contains 300mg. Because children need less than adults, that same portion covers a bigger share of a younger child's daily target.

Age groupDaily need (RNI)In a cooked steak (about 150g)% of daily need
Adult550mg300mg
55%
Age 11 to 17775mg300mg
39%
Age 7 to 10550mg300mg
55%
Age 4 to 6450mg300mg
67%

Iron in Beef Steak by age

Iron is needed to make red blood cells that carry oxygen around the body. A cooked steak (about 150g) contains 3.75mg. Because children need less than adults, that same portion covers a bigger share of a younger child's daily target. Girls aged 11 and over and women need more iron (14.8mg) because of menstrual losses.

Age groupDaily need (RNI)In a cooked steak (about 150g)% of daily need
Adult11mg3.75mg
34%
Age 11 to 1713mg3.75mg
29%
Age 7 to 108.7mg3.75mg
43%
Age 4 to 66.1mg3.75mg
61%

Is Beef Steak processed?

No. Beef Steak is a fresh, whole meat and a NOVA group 1 food, cooked from its natural state with nothing added, which is very different from processed meats and ready meals.

Beef Steak nutrition FAQ

How many calories are in beef steak?

A cooked steak (about 150g) has about 315 calories.

How much protein is in beef steak?

A cooked steak (about 150g) has about 43.5g of complete protein, the kind that supports growth and repair.

Is beef steak good for you?

Yes. Beef Steak is a NOVA group 1 source of complete protein and iron, zinc and vitamin B12, with very little that needs limiting.

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Nutrition data from McCance and Widdowson and UK FoodData Central, per 100g raw edible portion; values are reference figures and can vary by variety and ripeness. Reference intakes: EU NRVs for labelling and UK RNIs (SACN) for age-based needs. For guidance only.