Free UK delivery on all orders · At-home saliva test · Secure checkout
Free UK delivery on all orders

Monkfish nutrition: calories, protein and iodine

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

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

Monkfish nutrition per 100g and per portion

Typical valuesPer 100gPer portion (140g)
Energy97136
Fat1.5g2.1g
of which saturates0.3g0.4g
Carbohydrate0g0g
of which total sugars0g0g
of which added sugars0g0g
of which starch0g0g
Fibre0g0g
Protein21g29.4g
Salt0.2g0.3g

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 Monkfish by age

A fillet (about 140g) provides about 29.4g 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 fillet (about 140g)% of that
Adult50g29g
59%
Age 11 to 1745g29g
65%
Age 7 to 1028g29g
105%
Age 4 to 620g29g
147%

Fat in Monkfish: naturally very low

Monkfish is naturally very low in fat, with about 2.1g per portion and 0g of added fat. Only around 0.42g is saturated, well within the daily maximum for every age group.

Age groupMax saturated fatIn a fillet (about 140g)% of that
Adult24g0.42g
2%
Age 11 to 1727g0.42g
2%
Age 7 to 1022g0.42g
2%
Age 4 to 618g0.42g
2%

Vitamins and minerals in Monkfish

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 
Selenium40ug73%102%high in Selenium
Vitamin B121ug40%56%high in Vitamin B12
Phosphorus200mg29%40%a source of Phosphorus
Vitamin B60.3mg21%30%a source of Vitamin B6

Vitamins and minerals in Monkfish, 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.

Selenium in Monkfish by age

Selenium helps protect cells from damage and supports the immune system. A fillet (about 140g) contains 56ug. 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 fillet (about 140g)% of daily need
Adult75ug56ug
75%
Age 11 to 1770ug56ug
80%
Age 7 to 1030ug56ug
187%
Age 4 to 620ug56ug
280%

Vitamin B12 in Monkfish by age

Vitamin B12 supports red blood cell formation and a healthy nervous system, and is found almost only in animal foods. A fillet (about 140g) contains 1ug. 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 fillet (about 140g)% of daily need
Adult2ug1ug
93%
Age 11 to 172ug1ug
93%
Age 7 to 101ug1ug
140%
Age 4 to 61ug1ug
175%

Phosphorus in Monkfish by age

Phosphorus works with calcium to build strong bones and teeth. A fillet (about 140g) contains 280mg. 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 fillet (about 140g)% of daily need
Adult550mg280mg
51%
Age 11 to 17775mg280mg
36%
Age 7 to 10550mg280mg
51%
Age 4 to 6450mg280mg
62%

Vitamin B6 in Monkfish by age

Vitamin B6 helps the body release energy from food and supports the nervous system. A fillet (about 140g) contains 0.42mg. 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 fillet (about 140g)% of daily need
Adult1.4mg0.42mg
30%
Age 11 to 171.2mg0.42mg
35%
Age 7 to 101mg0.42mg
42%
Age 4 to 60.9mg0.42mg
47%

Is Monkfish processed?

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

Monkfish nutrition FAQ

How many calories are in monkfish?

A fillet (about 140g) has about 136 calories.

How much protein is in monkfish?

A fillet (about 140g) has about 29.4g of complete protein, the kind that supports growth and repair.

Is monkfish good for you?

Yes. Monkfish is a NOVA group 1 source of complete protein and iodine, selenium and vitamin B12, with very little that needs limiting.

Track this in Boone
Log your food and see your macros and micronutrients in real time, personalised to your genetics.
Get Boone

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.