Understanding Your Sweet Treat: How many calories do fun size M&Ms have?
                                
                                
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                                    5 min read                                
                            
                                According to Mars, a single fun size pack of milk chocolate M&M's contains around 70 calories, while other flavors vary slightly. This makes understanding exactly **how many calories do fun size M&Ms have** essential for anyone looking to enjoy their favorite treat while staying mindful of their nutritional intake.