Does Cinnamon Spice Break a Fast? The Complete Guide
                                
                                
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                                    4 min read                                
                            
                                According to the USDA, one teaspoon of ground cinnamon contains only about 6.42 calories. A small amount of cinnamon spice will not break a fast, as its negligible caloric and carbohydrate content is unlikely to trigger an insulin response.