How Many Calories Are in 40 Grams of Kellogg's Oats?
                                
                                
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                                    4 min read                                
                            
                                According to nutritional data, a standard 40g serving of plain, uncooked Kellogg's oats contains approximately 150 to 151 calories. This low-calorie count makes it an excellent foundation for a healthy and satisfying breakfast that provides sustained energy throughout the morning.