Skip to main content

White sugar is refined sugar, mainly sucrose, described here in granulated and loaf forms. It mainly provides carbohydrate in the form of sugars, which supply energy. Per 100g, the supplied data list 1680 kJ of energy, 0g of fat and 0g of fibre. Protein is present only in trace amounts.

Sugar added to foods or drinks counts as free sugar. Frequent consumption of foods and drinks containing free sugars contributes to tooth decay. For people monitoring sugar or energy intake, white sugar contributes to both, despite containing no fat. Full nutrient figures are given in the tables below.

Nutrition per 100g

Nutrient

Per 100g

Energy

394 kcal

Energy

1680 kJ

Fat

0g

of which saturates

0g

Carbohydrate

105g

of which sugars

105g

Fibre

0g

Protein

Trace

Salt

0.01g

Alcohol

0g

Water

Trace

Cholesterol

0mg

Vitamins and minerals per 100g

Nutrient

Per 100g

Vitamin A (retinol equivalent)

0µg

Vitamin D

0µg

Vitamin E

0mg

Vitamin C

0mg

Thiamin (B1)

0mg

Riboflavin (B2)

0mg

Niacin (B3)

0mg

Vitamin B6

0mg

Vitamin B12

0µg

Folate

0µg

Calcium

10mg

Iron

0.2mg

Magnesium

2mg

Phosphorus

1mg

Potassium

5mg

Sodium

5mg

Zinc

0.1mg

Copper

0.12mg

Selenium

Trace

Iodine

Trace

Other types of sugar

Food

Calories per 100g

Protein per 100g

Fat per 100g

Fibre per 100g

Sugar, brown

380 kcal

0.1g

0g

0g

Sugar, Demerara

394 kcal

0.5g

0g

0g

Sugar, icing

393 kcal

Trace

0g

0g

About these figures

Values are per 100g of the food as described (Granulated and loaf sugar). "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