Calories in Grapefruit 🍊

Per 1/2 medium (123g)

52 calories
Protein 6% Carbs 91% Fat 3%

Nutrition Facts

Serving: 1/2 medium (123g)

Calories52
Total Fat0.2g
Total Carbohydrates13g
Dietary Fiber2g
Sugars8.5g
Protein0.9g
Sodium0mg
Potassium166mg

About Grapefruit

Grapefruit is a nutritious fruit that brings a bitter citrus flavor to your diet. With 52 calories per 1/2 medium (123g), it provides natural energy along with important vitamins and minerals. Grapefruit is particularly valued for metabolism, making it a smart addition to a balanced eating plan. Whether you enjoy it fresh, in smoothies, or as part of a recipe, grapefruit offers both great taste and genuine nutritional benefits.

Health Benefits of Grapefruit

Rich in Vitamin C

Grapefruit is an excellent source of vitamin C, a nutrient essential for metabolism. Including grapefruit in your diet regularly helps ensure you meet your daily requirements for this important nutrient.

Antioxidant Protection

Grapefruit contains natural antioxidants including polyphenols and flavonoids that help neutralize harmful free radicals. Regular consumption of antioxidant-rich fruits like grapefruit is associated with reduced risk of chronic diseases.

Important Source of Potassium

Grapefruit provides meaningful amounts of potassium, which plays a role in numerous bodily functions including enzyme activity, bone health, and cellular metabolism.

Dietary Versatility

Grapefruit can be incorporated into numerous recipes and meal preparations. Its versatility makes it easy to maintain a varied diet, which nutritionists consistently recommend for meeting all your micronutrient needs.

Calories by Serving Size

Different serving sizes of grapefruit and their nutritional values:

ServingCaloriesCarbsProteinFat
½ Grapefruit (62g)266.5g0.5g0.1g
Small Grapefruit (92g)399.8g0.7g0.2g
Medium Grapefruit (123g)5213.0g0.9g0.2g
Large Grapefruit (184g)7819.5g1.4g0.3g
2 Grapefruits (246g)10426.0g1.8g0.4g
Sliced, 1 cup (308g)13032.5g2.2g0.5g

Is Grapefruit Good for Weight Loss?

Grapefruit can be a valuable part of a weight loss plan. At 52 calories per 1/2 medium (123g), it provides good nutritional value without excessive calories. Pairing it with fiber-rich foods can help extend the feeling of fullness. The key to including grapefruit in a weight loss diet is portion awareness. Use Calory to track your servings and ensure you stay within your daily calorie target while still enjoying the foods you love.

Grapefruit and Popular Diets

How grapefruit fits into common eating plans:

Keto Not recommended for keto. At 13g of carbs per serving, grapefruit would consume a large portion of the typical 20-50g daily keto carb allowance.
Paleo Yes, grapefruit is paleo-approved. As a natural, unprocessed fruit, it aligns perfectly with paleo principles of eating whole foods.
Vegan Yes, grapefruit is fully plant-based and suitable for vegan diets. It adds nutritional variety to plant-based eating.
Low-Carb Moderate fit. At 13g of carbs, grapefruit can work on a moderate low-carb plan (50-100g carbs/day) but requires careful portion management.
Diabetic-Friendly Generally compatible. Grapefruit has a low glycemic index (25), meaning it causes a slower rise in blood sugar. Pair with protein or fat for even better blood sugar stability.

Frequently Asked Questions

How many calories in grapefruit?

Grapefruit (1/2 medium (123g)) contains approximately 52 calories. The exact count can vary slightly based on size, preparation method, and specific variety. Use the Calory app for precise tracking based on your actual serving.

Is grapefruit good for weight loss?

Yes, grapefruit is a great choice for weight loss at only 52 calories per serving. Its low calorie count means you can enjoy it freely as part of a calorie-controlled diet. Include it as part of a balanced diet with adequate protein for best results.

Is grapefruit high in sugar?

Grapefruit contains 8.5g of natural sugar per serving. Unlike added sugars in processed foods, fruit sugars come packaged with fiber, vitamins, and antioxidants that slow absorption and provide nutritional value. Most nutrition experts agree that whole fruit sugar is not a health concern for most people.

How should I store grapefruit?

Store fresh grapefruit in a cool place or refrigerator to maximize shelf life. Most fruits are best stored at room temperature until ripe, then moved to the fridge. You can also freeze grapefruit for longer storage. Frozen varieties retain most of their nutritional value and are often more affordable.

Track Grapefruit in Calory

Scan, search, or snap a photo. Calory makes logging grapefruit instant with AI-powered food recognition.