There are about 38 calories in 100 grams of grapefruit.
The Ministry of Health's table lists 7 entries for grapefruit, from 16 to 60 calories per 100 grams. The number here is for Pomelo, raw, the entry that stands for the food on this page.
How many calories are in a portion of grapefruit?
A weight in grams, or one of the food's own units, works out the calories and nutrients of that portion.
- Calories
- 38
- Protein
- 0.8 g
- Fat
- 0 g
- Carbohydrates
- 8.6 g
- Sodium
- 1 mg
Grapefruit comes in these common portions, with the calories of each.
| Portion | Weight | Calories | Protein | Fat | Carbohydrates |
|---|---|---|---|---|---|
| medium unit | 190 g | 72 | 1.5 | 0 | 16.3 |
| large unit | 670 g | 255 | 5.4 | 0 | 57.6 |
| wedge | 28 g | 11 | 0.22 | 0 | 2.4 |
100 grams of grapefruit contain 0.8 grams of protein, 0 grams of fat and 8.6 grams of carbohydrates.
- Protein0.8 g
- Fat0 g
- Carbohydrates8.6 g
- Sugars8.6 g
- Dietary fibre1 g
- Sodium1 mg
- Cholesterol0 mg
These vitamins and minerals are in 100 grams of grapefruit, as the Ministry lists them.
- Calcium
- 4 mg
- Iron
- 0.11 mg
- Potassium
- 217 mg
- Magnesium
- 6 mg
- Zinc
- 0.08 mg
- Vitamin C
- 61.1 mg
The Ministry of Health lists 7 entries for grapefruit.
The numbers are per 100 grams. Brands, ways of cooking and sizes each have a row of their own.
| Entry | Calories | Protein | Fat | Carbohydrates |
|---|---|---|---|---|
| Grapefruit, raw | 32 | 0.6 | 0.1 | 7 |
| Pomelo, rawThe entry used above | 38 | 0.8 | 0 | 8.6 |
| Grapefruit, raw, pink/red/white, with peel and seeds | 16 | 0.3 | 0.1 | 4 |
| Grapefruit, canned or frozen, unsweetened, water pack | 36 | 0.6 | 0.1 | 8.8 |
| Grapefruit, canned or frozen, in light syrup | 60 | 0.6 | 0.1 | 15 |
| Grapefruit and orange sections, cooked, canned or frozen, unsweetened, water pack | 27 | 0.5 | 0.1 | 5.5 |
| Pomelo, raw, with peel and seeds | 19 | 0.4 | 0 | 4.8 |
These foods are close to grapefruit in calories.
- Juice, grapefruit, canned, bottled or in a carton38 calories per 100 g
- Raspberries, cooked or canned, unsweetened, water pack35 calories per 100 g
- Quince, raw, with peel and pip35 calories per 100 g
- Juice, grapefruit, NS as to form, unsweetened38 calories per 100 g
- Melon34 calories per 100 g
- Juice, grapefruit, freshly squeezed39 calories per 100 g
These are the questions people ask about the calories in grapefruit.
How many calories are in grapefruit?
100 grams of grapefruit have about 38 calories. The Ministry of Health's table lists 7 entries for it, from 16 to 60 calories per 100 grams.
How many calories are in 50, 100 and 200 grams of grapefruit?
50 grams have 19 calories, 100 grams have 38 and 200 grams have 76.
How much protein, fat and carbohydrates are in grapefruit?
In 100 grams there are 0.8 g of protein, 0 g of fat and 8.6 g of carbohydrates, of which 8.6 g are sugars.
How many calories are in one medium unit of grapefruit?
The Ministry's table gives 190 grams for one medium unit of grapefruit, which is 72 calories.
The foods, their nutrients and their unit weights are the national nutrition table of the Ministry of Health, read on 5 November 2026. The figures are averages per 100 grams of the food as the table lists it.