What Food Has B1 in It? A Guide to Thiamin-Rich Sources
                                
                                
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                                    3 min read                                
                            
                                According to the National Institutes of Health, most people in the United States consume the recommended amounts of thiamin through their diet, which includes finding out what food has B1 in it naturally or through fortification. This essential water-soluble vitamin is vital for converting food into usable energy and maintaining proper nerve function.