How Many Calories Are in 200g of Red Onion? A Complete Nutritional Breakdown
                                
                                
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                                    4 min read                                
                            
                                According to USDA data, raw onions contain approximately 40 calories per 100g, meaning that 200g of red onion has roughly 80 calories. This low-calorie, nutrient-dense vegetable is a versatile addition to many dishes, offering significant health benefits alongside its potent flavor.