Which vitamin improves the sense of smell?: A guide to nutrition and olfaction
                                
                                
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                                    7 min read                                
                            
                                According to research, a significant portion of the population experiences a decline in their sense of smell, with one US survey finding that 12.4% of older adults reported fair or poor olfaction. A healthy diet rich in specific micronutrients is essential for the regeneration and proper function of olfactory neurons, providing a potential path for improving olfactory health and helping to answer which vitamin improves the sense of smell.