Calories in Pineapple
Pineapple contains 50 kcal per 100g. Per cup chunks (~165g): 83 kcal with 2.3g fiber. Naturally high in vitamin C.
Nutrition by portion size
| Portion | kcal | Carbs (g) | Protein (g) | Fat (g) | Fiber (g) |
|---|---|---|---|---|---|
| 1 cup pineapple chunks (~165g) | 83 | 22 | 0.9 | 0.2 | 2.3 |
| 1 slice pineapple (~84g) | 42 | 11 | 0.5 | 0.1 | 1.2 |
| 100g pineapple | 50 | 13 | 0.5 | 0.1 | 1.4 |
| 1/2 medium pineapple (~454g) | 227 | 60 | 2.5 | 0.5 | 6.4 |
| 1 cup pineapple juice | 132 | 32 | 0.9 | 0.3 | 0.5 |
Glycemic index
51
About these numbers
Pineapple is moderately calorie-dilute (50 kcal per 100g) and high in vitamin C (~80mg per cup, 89% of daily target). The bromelain enzyme is unique to pineapple — has anti-inflammatory properties and is used as a meat tenderiser. Pineapple juice (no fiber) has more sugar per calorie than whole fruit.
Use the calculators
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- Net Carbs Calculator — useful for keto and T1D insulin dosing
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Frequently asked questions
- How many calories in pineapple?
- 1 cup chunks: 83 kcal. 1 slice: 42 kcal. Per 100g: 50 kcal. Whole half pineapple: 227 kcal.
- Is pineapple good for weight loss?
- Yes. Low calorie density (50 kcal/100g), high water content, and high satisfaction per calorie. The bromelain enzyme has modest digestion-supporting effects. For practical weight loss eating, fresh pineapple in salads, with cottage cheese, or as snack works well.
- Does pineapple spike blood sugar?
- Moderately. GI ~51 (low-medium), GL per cup ~10 (moderate). Pair with protein to blunt response.
- What is bromelain?
- A proteolytic enzyme unique to pineapple. Breaks down proteins (which is why fresh pineapple tenderizes meat and can sting your tongue if eaten in quantity). Has some anti-inflammatory evidence — bromelain supplements are used for post-surgical inflammation. Eating pineapple provides small amounts; supplements deliver therapeutic doses.
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