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Squash, butternut, baked

Butternut squash is a vegetable, and the values here describe the baked flesh only, without the skin or seeds. It mainly provides carbohydrate, along with fibre and some vitamins and minerals. Per 100g, it contains 8.4g of carbohydrate, 2.1g of fibre, 1.4g of protein and 124µg of vitamin A, expressed as retinol equivalent.

Fibre supports normal bowel function, while vitamin A contributes to normal vision and immune function. The carbohydrate in this baked squash is listed as sugars, which occur naturally in the vegetable. Fat content is low, with only traces of saturated fat and salt recorded. Added oil, butter or salt will change the nutritional content of the finished dish. Full nutrient figures are in the tables below.

Nutrition per 100g

Nutrient

Per 100g

Energy

39 kcal

Energy

168 kJ

Fat

0.2g

of which saturates

Trace

Carbohydrate

8.4g

of which sugars

8.4g

Fibre

2.1g

Protein

1.4g

Salt

Trace

Alcohol

0g

Water

85g

Cholesterol

0mg

Vitamins and minerals per 100g

Nutrient

Per 100g

Vitamin A (retinol equivalent)

124µg

Vitamin D

0µg

Vitamin E

1.1mg

Vitamin C

1mg

Thiamin (B1)

0.05mg

Riboflavin (B2)

0.01mg

Niacin (B3)

0.8mg

Vitamin B6

0.05mg

Vitamin B12

0µg

Folate

9µg

Calcium

35mg

Iron

0.22mg

Magnesium

10mg

Phosphorus

32mg

Potassium

242mg

Sodium

Trace

Zinc

0.1mg

Copper

0.06mg

Selenium

Trace

Iodine

3µg

Other types of squash

Food

Calories per 100g

Protein per 100g

Fat per 100g

Fibre per 100g

Squash, acorn, baked

56 kcal

1.1g

0.1g

–

Squash, butternut, boiled in unsalted water

24 kcal

0.9g

0.1g

1.3g

Squash, butternut, raw

36 kcal

1.1g

0.1g

–

Squash, spaghetti, baked

23 kcal

0.7g

0.3g

–

Squash, acorn, raw

40 kcal

0.8g

0.1g

–

Squash, spaghetti, raw

26 kcal

0.6g

0.6g

–

About these figures

Values are per 100g of the food as described (11 samples, imported, flesh only, loose and prepacked chunks). "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