What vitamin deficiency causes a stuffy nose?: Unpacking the Nutritional Roots of Nasal Congestion
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6 min read
Did you know that up to a third of the world's population may experience symptoms of chronic rhinosinusitis, a condition often involving a stuffy nose? While environmental factors are frequently blamed, an emerging body of research points to a significant connection between certain nutritional shortages and chronic nasal congestion. Specifically, studies reveal a direct link between low vitamin D levels and increased rhinitis symptoms, highlighting that **what vitamin deficiency causes a stuffy nose** is a more complex question than many assume.
