How many calories are in 100 g of frozen blueberries?
                                
                                
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                                    3 min read                                
                            
                                According to the USDA, 100 g of unsweetened frozen blueberries contains approximately 51 calories, making them a low-calorie, nutrient-dense snack. This portion provides a healthy dose of fiber, vitamins, and powerful antioxidants, solidifying their status as a nutritional powerhouse.