Is Bone Marrow Fattening to Eat? The Nutritional Facts Explained
                                
                                
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                                    4 min read                                
                            
                                A single tablespoon (14 grams) of raw caribou bone marrow contains about 110 calories and 12 grams of fat, indicating its high energy density. However, whether this makes it definitively “fattening” depends on overall dietary context and portion control, not just its caloric makeup alone.