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Grapefruit Calories
High in vitamin C, low calorie, antioxidant
CALORIES
GI
POTASSIUM
FIBER
Grapefruit Nutrition Facts
Selected: 100 g
42
KCAL / 100G
Carbs
10.7g
· 91%
Protein
0.8g
· 7%
Fat
0.1g
· 2%
Fiber
1.6g
Grapefruit Vitamins & Minerals
Vitamins
Vitamin C
31.2mg · 35% DV
B5
0.28mg · 6% DV
Vitamin A
46µg · 5% DV
B1
0.05mg · 4% DV
Minerals
Potassium ⭐
135mg · 4% DV
Phosphorus
18mg · 3% DV
Calcium
22mg · 2% DV
Magnesium
9mg · 2% DV
Grapefruit Glycemic Index
GLYCEMIC INDEX
GLYCEMIC LOAD
Accounts for portion size — a more realistic measure than GI alone.
Is Grapefruit Processed?
NOVA 1
Unprocessed
1. Unprocessed
2. Minimally Processed
3. Processed
4. Ultra-Processed
NOVA classifies foods into 4 groups by industrial processing. NOVA 1 (unprocessed) is the healthiest.
Does Grapefruit Contain Allergens?
No known major allergens
Which Diets Is Grapefruit Good For?
Vegan
✓ Suitable
Vegetarian
✓ Suitable
Gluten-Free
✓ Suitable
Dairy-Free
— Not suitable
Mediterranean
✓ Suitable
Paleo
✓ Suitable
Whole30
— Not suitable
DASH
— Not suitable
Keto
— Not suitable
Low FODMAP
— Not suitable
Grapefruit Fat Profile
SATURATED
0.02g
MONOUNSATURATED
0.01g
POLYUNSATURATED
0.02g
Foods Similar to Grapefruit
Grapefruit — Frequently Asked Questions
How many calories are in grapefruit, and is it good for a diet?
Grapefruit has 42 calories per 100g. It is unprocessed and compatible with vegan, vegetarian, paleo, Mediterranean, flexitarian, omnivore, and gluten-free diets.
Does grapefruit have a high glycemic index?
No, grapefruit has a low glycemic index of 25. Per 100g, it contains 10.7g carbs and 1.6g fiber.
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Nutrition data compiled from USDA FoodData Central and scientific sources.