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Published Dec 22, 2021

Vitamin D Deficiency and Poor Sleep.

Louisa Nicola delves into the multi-faceted role of vitamin D, emphasizing its critical influence on gene expression, immune function, and particularly sleep quality, while discussing the importance of personalized vitamin D supplementation to address deficiencies and improve overall health and sleep patterns.
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  • Vitamin D Impact

    Vitamin D plays a crucial role in various bodily functions beyond bone metabolism, affecting nearly 4.6% of the human genome. highlights that optimal vitamin D levels range between 40 to 60 nanograms per milliliter, with deficiencies linked to poor sleep and increased susceptibility to infections like SARS CoV-2 1. She emphasizes the importance of regular testing to maintain these levels for overall health.

    Approximately 40% of people living in the United States are vitamin D deficient.

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    This deficiency can impact everything from mood to sleep quality, making supplementation a vital consideration for many 2.

       

    Supplementation

    Supplementation of vitamin D should be tailored to individual needs, taking into account factors like season, skin exposure, and genetic profile. suggests a daily intake of 5000 IUs in summer and up to 7000 IUs in winter for those with low levels, as defined by readings below 40 nanograms per milliliter 1. She advises consulting with healthcare providers for personalized recommendations.

    In the winter we have some of our athletes taking around 7000 IUs a day.

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    Regular monitoring and adjustments ensure that vitamin D levels remain within the optimal range, supporting overall health and well-being.

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