Understanding the Truth: What is the Work of Vitamin D6?
                                
                                
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                                    4 min read                                
                            
                                An estimated one billion people worldwide have a vitamin D deficiency, yet many are still confused about which forms of the vitamin are legitimate. This confusion often leads to questions like, "What is the work of vitamin D6?" The simple and surprising answer is that for nutritional and biological purposes, vitamin D6 does not exist.