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White Grapefruit nutrition: calories, sugar and vitamins

White Grapefruit is a fresh, whole fruit and, as a NOVA group 1 food, delivers naturally occurring energy and nutrients with no added sugar, salt or additives. It is a source of vitamin c. One portion counts as one of your five a day. Work out the numbers for any portion and age below, then see the full macro and micronutrient breakdown.

White Grapefruit nutrition calculator
Calories, sugar and key nutrients by portion, adjusted for age and gender.
Key nutrients in this portion

White Grapefruit nutrition per 100g and per portion

Typical valuesPer 100gPer portion (115g)
Energy4248.3
Fat0.1g0.11g
of which saturates0.02g0.02g
Carbohydrate11g12.65g
of which total sugars7g8.05g
of which added sugars0g0g
of which starch0g0g
Fibre1.6g1.84g
Protein0.8g0.92g
Salt0g0g

Sugar, fat, fibre and carbohydrate, by age

The tables below put each macronutrient against age-appropriate guidance, because what matters for a 4 year old is very different from an adult.

Sugar in White Grapefruit: natural, not added

Half a grapefruit (about 115g) contains about 8.0g of sugar, and it is all natural (intrinsic) sugar that comes packaged with fibre and water. It has 0g of added or free sugar, so it does not count toward the daily free sugar limit the NHS sets. The table shows those limits by age; White Grapefruit contributes nothing to them.

Age groupDaily free sugar limitIn half a grapefruit (about 115g)% of that
Adult30g0g
0%
Age 11 to 1730g0g
0%
Age 7 to 1024g0g
0%
Age 4 to 619g0g
0%

Fat in White Grapefruit: naturally very low

White Grapefruit is naturally very low in fat, with about 0.11g per portion and 0g of added fat. Only around 0.02g is saturated, well within the daily maximum for every age group.

Age groupMax saturated fatIn half a grapefruit (about 115g)% of that
Adult24g0.02g
0%
Age 11 to 1727g0.02g
0%
Age 7 to 1022g0.02g
0%
Age 4 to 618g0.02g
0%

Fibre in White Grapefruit by age

Fibre supports healthy digestion, and most people in the UK do not get enough. A portion provides about 1.84g. Because children need less fibre than adults, that same portion covers a bigger share of a younger child's target.

Age groupRecommended fibreIn half a grapefruit (about 115g)% of that
Adult30g1.84g
6%
Age 11 to 1725g1.84g
7%
Age 7 to 1020g1.84g
9%
Age 4 to 615g1.84g
12%

Carbohydrate in White Grapefruit by age

There is about 12.6g of carbohydrate per portion. There is no single daily target, but roughly half of daily energy should come from carbohydrate; the reference values below are based on that.

Age groupReference carbohydrateIn half a grapefruit (about 115g)% of that
Adult250g13g
5%
Age 11 to 17275g13g
5%
Age 7 to 10225g13g
6%
Age 4 to 6188g13g
7%

Vitamins and minerals in White Grapefruit

Percentages are share of the daily Nutrient Reference Value (NRV). Under UK and EU rules a food is a source of a nutrient at 15% NRV per 100g and high in it at 30%.

NutrientPer 100g%NRV /100g%NRV /portion 
Vitamin C34mg42%49%high in Vitamin C
Potassium148mg7%9%-

Vitamins and minerals in White Grapefruit, by age

These tables show how the nutrients compare to daily needs across different ages, using UK Reference Nutrient Intakes (RNIs). This differs from the source of and high in labels above, which use the single adult figure (NRV) set for food packaging. Children's needs are lower, so a portion goes further.

Vitamin C in White Grapefruit by age

Vitamin C supports the immune system and helps the body absorb iron from food. Half a grapefruit (about 115g) contains 39mg. Because children need less than adults, that same portion covers a bigger share of a younger child's daily target.

Age groupDaily need (RNI)In half a grapefruit (about 115g)% of daily need
Adult40mg39mg
98%
Age 11 to 1740mg39mg
98%
Age 7 to 1030mg39mg
130%
Age 4 to 630mg39mg
130%

Potassium in White Grapefruit by age

Potassium helps control blood pressure and supports normal muscle and nerve function. Half a grapefruit (about 115g) contains 170mg. Because children need less than adults, that same portion covers a bigger share of a younger child's daily target.

Age groupDaily need (RNI)In half a grapefruit (about 115g)% of daily need
Adult3500mg170mg
5%
Age 11 to 173500mg170mg
5%
Age 7 to 102000mg170mg
9%
Age 4 to 61100mg170mg
15%

Is White Grapefruit processed?

No. White Grapefruit is a NOVA group 1 whole food, the least processed category, eaten in its natural state with nothing added. The sugars are intrinsic, packaged with fibre and water, which is why whole fruits behave very differently in the body from foods made with free sugars.

White Grapefruit nutrition FAQ

How many calories are in white grapefruit?

Half a grapefruit (about 115g) has about 48 calories.

How much sugar is in white grapefruit?

Half a grapefruit (about 115g) has about 8.0g of sugar, roughly 2.0 teaspoons, and none of it is added sugar.

Is white grapefruit good for you?

Yes. White Grapefruit is a whole food providing fibre and a range of vitamins and minerals such as vitamin c. One portion counts as one of your five a day.

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Nutrition data from McCance and Widdowson and UK FoodData Central, per 100g raw edible portion; values are reference figures and can vary by variety and ripeness. Reference intakes: EU NRVs for labelling and UK RNIs (SACN) for age-based needs. For guidance only.