Humans are genetically designed to produce sufficient levels of vitamin D3 via the conversion of cholesterol in a reaction that requires exposure of our skin to the sunlight. Over time, our eating patterns have changed and our sun exposure has dwindled (most wear sunscreen or are indoors much of the time). As a result, our Vitamin D levels and our health have declined. Without supplementation, it's nearly impossible to get adequate vitamin d levels.Get it Now: store.nuvisionhealthcenter.com/products/d3-k2
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