How do Icelandic people get vitamin D?
                                
                                
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                                    5 min read                                
                            
                                Iceland, positioned near the Arctic Circle, experiences very limited sunlight for a significant part of the year, yet modern dietary surveys reveal that many residents maintain adequate vitamin D levels, largely thanks to supplementation and a diet rich in fish. This raises the question of how do Icelandic people get vitamin D, especially when natural sun exposure is so scarce for half the year.