Does Fasting Raise Homocysteine? Unpacking the Metabolic Connection
                                
                                
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                                    4 min read                                
                            
                                In a 2001 study of over 18,000 individuals, researchers found that those who fasted for more than six hours had slightly but significantly higher mean homocysteine levels compared to those who had recently eaten. The nuanced answer to 'does fasting raise homocysteine?' depends heavily on the type and duration of fasting, as well as an individual's nutritional status.