Skip to main content

Custard, ready to eat, canned and tetra-pak

Ready-to-eat custard is a milk-based dessert supplied in cans or cartons for storage at room temperature before opening. It mainly provides carbohydrate, with some fat and protein. Per 100g, it contains 16g of carbohydrate, including 13g of sugars, alongside 2.9g of fat and 2.7g of protein.

Custard also provides calcium, which helps maintain bones and teeth, and iodine, which is needed for normal thyroid function. Its sugar and saturated fat content are worth noting for people monitoring these nutrients in their diet. The amount eaten affects the total energy and nutrients consumed. Full nutritional figures are shown in the tables below.

Nutrition per 100g

Nutrient

Per 100g

Energy

98 kcal

Energy

414 kJ

Fat

2.9g

of which saturates

1.9g

Carbohydrate

16g

of which sugars

13g

Fibre

Trace

Protein

2.7g

Salt

0.1g

Alcohol

0g

Water

78g

Cholesterol

2.1mg

Vitamins and minerals per 100g

Nutrient

Per 100g

Vitamin A (retinol equivalent)

99µg

Vitamin D

Trace

Vitamin E

0.29mg

Vitamin C

0mg

Thiamin (B1)

0.12mg

Riboflavin (B2)

0.19mg

Niacin (B3)

0.1mg

Vitamin B6

0.01mg

Vitamin B12

0.2µg

Folate

2µg

Calcium

91mg

Iron

0.05mg

Magnesium

9mg

Phosphorus

83mg

Potassium

129mg

Sodium

41mg

Zinc

0.3mg

Copper

Trace

Selenium

1µg

Iodine

26µg

Other types of custard

Food

Calories per 100g

Protein per 100g

Fat per 100g

Fibre per 100g

Custard, confectioners'

153 kcal

6.6g

3.8g

0.3g

Custard, egg

95 kcal

5.9g

3.4g

0g

Custard, made up with semi-skimmed milk

95 kcal

4g

2g

Trace

Custard, made up with skimmed milk

81 kcal

4g

0.3g

Trace

Custard, made up with whole milk

114 kcal

4g

4.2g

Trace

About these figures

Values are per 100g of the food as described (10 samples, 3 brands, ambient). "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