Fruits
Grapefruit, raw, white, Florida: calories and nutrition
A 100 g serving of grapefruit gives 32 kcal, 0.63 g protein, 0.1 g fat, 8.19 g carbs, 37 mg vitamin C and 150 mg potassium.
Quick nutrition facts (Per 100 g / Per serving)
- 32 kcal Calories (100 g) · 73.6 kcal / serving
- 0.6 g Protein (100 g) · 1.4 g / serving
- 0.1 g Total Fat (100 g) · 0.2 g / serving
- 8.2 g Total Carbohydrate (100 g) · 18.8 g / serving
- Protein 0.6 g 7%
- Carbohydrates 8.2 g 91%
- Total fat 0.1 g 2%
| Macronutrient | Amount per 100 g | Share of macro calories |
|---|---|---|
| Protein | 0.6 g | 7% |
| Carbohydrates | 8.2 g | 91% |
| Total fat | 0.1 g | 2% |
Nutrient library
Full nutrient profile
| Nutrient | Per 100 g | 1 cup sections, with juice (230 g) | % Daily Value (100 g) |
|---|---|---|---|
| Energy | 32 kcal | 73.6 kcal | 2% |
| Total fat | 0.1 g | 0.2 g | 0% |
| Saturated fat | 0 g | 0 g | 0% |
| Carbohydrates | 8.2 g | 18.8 g | 3% |
| Protein | 0.6 g | 1.4 g | 1% |
| Sodium | 0 mg | 0 mg | 0% |
| Calcium | 15 mg | 34.5 mg | 1% |
| Folate | 9 µg | 20.7 µg | 2% |
| Iron | 0.1 mg | 0.1 mg | 0% |
| Magnesium | 9 mg | 20.7 mg | 2% |
| Potassium | 150 mg | 345 mg | 3% |
| Vitamin A | 0 µg | 0 µg | 0% |
| Vitamin B12 | 0 µg | 0 µg | 0% |
| Vitamin C | 37 mg | 85.1 mg | 41% |
| Vitamin D | 0 µg | 0 µg | 0% |
| Zinc | 0.1 mg | 0.2 mg | 1% |
Serving size
What this means for your health
What is in it
Grapefruit is a citrus fruit that is low in calories. A 100 g serving has 32 kcal. It has 0.63 g protein, 0.1 g fat, and 8.19 g carbohydrates. The fruit is rich in vitamin C, with 37 mg per 100 g. It also supplies 150 mg of potassium. Other minerals are small amounts of calcium, iron, magnesium, zinc, and folate.
What it means for your health
The low calorie and fat content makes grapefruit a light snack. Vitamin C is an antioxidant that can help protect cells. Potassium is a mineral that helps keep blood pressure in a healthy range. The small amount of protein and fat provides a balanced nutrient profile. The fruit also contains fiber, which can aid digestion.
Good to know
A typical cup of grapefruit sections weighs about 230 g, while a half fruit is about 118 g. Grapefruit is naturally low in sodium. It can be eaten raw or added to salads and smoothies. This is general education, not medical advice.
Research behind it
No research papers linked to this food yet.
Source
USDA FoodData Central (Public Domain) (ID: 173034) · Retrieved 2026-10-26
Educational information only, not medical or dietary advice. Consult a qualified health professional for personal nutrition guidance.