How many calories are in a beef heart?
                                
                                
                                •
                                
                                
                        
                                    
                                    4 min read                                
                            
                                A 3-ounce serving of cooked, simmered beef heart contains approximately 140 calories, making it a surprisingly lean and nutrient-dense protein source. Despite its reputation as an intimidating offal cut, knowing how many calories are in a beef heart reveals it is a low-fat, high-protein option for a healthy diet.