What Should I Eat If My BUN is High? A Dietary Guide
                                
                                
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                                    4 min read                                
                            
                                According to the Mayo Clinic, elevated BUN levels can result from dehydration, a high-protein diet, or heart failure. For those with increased blood urea nitrogen (BUN), understanding what should I eat if my BUN is high is a critical step for managing your health and supporting kidney function.