Which vitamin are we most likely to see a deficiency with?
                                
                                
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                                    4 min read                                
                            
                                According to the World Health Organization (WHO), over 2 billion people suffer from micronutrient deficiencies worldwide, leading many to wonder which vitamin are we most likely to see a deficiency with. While the answer can vary by region and population, some vitamins are disproportionately lacking on a global scale due to specific lifestyle and environmental factors.