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The IYO summary
About 50 – 70% of the US population is Vitamin D deficient. In some segments, such as seniors, individuals with a darker complexion or those overweight, as many as 90% are deficient.
Vitamin D plays a vital role in the body.
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It promotes healthy bones. This is especially important in combating osteoporosis as we age.
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It is involved in serotonin production which regulates social behavior, emotion, aggression, memory, anxiety, and learning
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It supports immune and nervous system health
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Importantly, it supports brain function. In studies, low levels have been linked to autism and shown to increase the risk of dementia. In ‘The end of Alzheimer’s’ Dale Bredesen recommends it as part of his anti-Alzheimers protocol.
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It regulates insulin levels
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It plays a critical role in promoting quality sleep, which is absolutely critical for health.
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It supports lung function and cardiovascular health
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In cells, it lengthens telomeres, a marker for aging, thus protecting DNA.