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Cauliflower, raw

Cauliflower is a vegetable with a compact flower head that is eaten as food. These figures describe raw cauliflower. It provides vitamin C and folate, along with carbohydrate and fibre. Per 100g, it contains 56mg of vitamin C, 55µg of folate, 4.4g of carbohydrate and 1.8g of fibre.

Vitamin C supports normal collagen formation and helps the body absorb iron from plant foods. Folate is needed for normal cell division and blood formation, while fibre supports normal bowel function. Raw cauliflower contains little fat, saturated fat or salt. Cooking and added ingredients can change its nutritional content. Full nutritional figures are provided in the tables below.

Nutrition per 100g

Nutrient

Per 100g

Energy

30 kcal

Energy

128 kJ

Fat

0.4g

of which saturates

0.09g

Carbohydrate

4.4g

of which sugars

2.9g

Fibre

1.8g

Protein

2.5g

Salt

0.02g

Alcohol

0g

Water

91g

Cholesterol

0mg

Vitamins and minerals per 100g

Nutrient

Per 100g

Vitamin A (retinol equivalent)

Trace

Vitamin D

0µg

Vitamin E

0.09mg

Vitamin K1

31µg

Vitamin C

56mg

Thiamin (B1)

0.06mg

Riboflavin (B2)

0.09mg

Niacin (B3)

0.6mg

Vitamin B6

0.14mg

Vitamin B12

0µg

Folate

55µg

Calcium

17mg

Iron

0.42mg

Magnesium

12mg

Phosphorus

37mg

Potassium

252mg

Sodium

7mg

Zinc

0.3mg

Copper

0.03mg

Selenium

1µg

Other types of cauliflower

Food

Calories per 100g

Protein per 100g

Fat per 100g

Fibre per 100g

Cauliflower, boiled in unsalted water

29 kcal

1.9g

0.9g

1.9g

Cauliflower, frozen, boiled in unsalted water

20 kcal

2g

0.5g

–

About these figures

Values are per 100g of the food as described (22 samples, autumn and winter, UK grown and imported, pre-packed and loose). "Trace" means only a very small amount was found. Nutrients that were not measured are not shown. Salt is calculated from sodium.

Further reading and references

  • Public Health England. McCance and Widdowson's The Composition of Foods Integrated Dataset 2021. GOV.UK.

Article history

The information on this page is written and peer reviewed by qualified clinicians.
  • 3 Nov 2026 | Latest version
  • 3 Nov 2026 | Originally published