16 Foods That Have Almost Zero Calories

If you’re looking to manage your weight, eat lighter, or simply boost your nutrition without consuming too many calories, “almost zero-calorie” foods are a smart choice. These foods are typically high in water and fiber, which helps you feel full while keeping calorie intake very low. Here are 16 foods you can enjoy freely.

1. Cucumber

Calories: ~16 per cup (sliced)

Cucumbers are over 95% water, hydrating your body while keeping calories extremely low. Great in salads, smoothies, or as crunchy snacks.

2. Celery

Calories: ~10 per stalk

Often called a “negative-calorie” food because digestion may burn slightly more calories than it provides. Excellent with dips or in soups.

3. Lettuce

Calories: ~5–10 per cup

Leafy greens like romaine, iceberg, or butterhead are virtually calorie-free and perfect for salads, wraps, or sandwiches.

4. Zucchini