What Food Has the Highest Level of Biotin?
                                
                                
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                                    4 min read                                
                            
                                According to the National Institutes of Health, cooked beef liver is the single food item with the highest level of biotin, providing over 100% of the daily value in just a 3-ounce serving. This essential B-vitamin, also known as vitamin B7, is crucial for energy metabolism and overall cellular health.