Skip to main content

Cucumber, raw, flesh and skin

Cucumber is a vegetable, described here as raw flesh with the skin included. It consists mainly of water and provides small amounts of carbohydrate, protein and fibre, along with vitamins and minerals. Per 100g, it contains 97g of water, 60 kJ of energy, 1.2g of carbohydrate and 21µg of vitamin K.

Water from foods contributes to overall fluid intake. Vitamin K is needed for normal blood clotting, while fibre helps support normal bowel function. Raw cucumber is low in salt and provides little energy, although dressings or other additions can change the nutritional content of a dish. Full nutritional figures are in the tables below.

Nutrition per 100g

Nutrient

Per 100g

Energy

14 kcal

Energy

60 kJ

Fat

0.6g

Carbohydrate

1.2g

of which sugars

1.2g

Fibre

0.7g

Protein

1g

Salt

0.01g

Alcohol

0g

Water

97g

Cholesterol

0mg

Vitamins and minerals per 100g

Nutrient

Per 100g

Vitamin A (retinol equivalent)

12µg

Vitamin D

0µg

Vitamin E

0.04mg

Vitamin K1

21µg

Vitamin C

2mg

Thiamin (B1)

0.03mg

Riboflavin (B2)

0.02mg

Niacin (B3)

0.2mg

Vitamin B6

0.01mg

Vitamin B12

0µg

Folate

14µg

Calcium

21mg

Iron

0.3mg

Magnesium

10mg

Phosphorus

23mg

Potassium

156mg

Sodium

4mg

Zinc

0.1mg

Copper

0.03mg

Selenium

Trace

Iodine

3µg

About these figures

Values are per 100g of the food as described (22 samples, autumn and winter, UK grown and imported). "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.
  • 4 Nov 2026 | Latest version
  • 3 Nov 2026 | Originally published