Vitamin D

Sunlight
By Christopher Shade, PhD

Vitamin D3 and K2 are two essential, fat-soluble vitamins that together have a broad and intertwined impact on health.1-3 We all know that vitamin D3 (cholecalciferol) is light transformed and that it is technically not a vitamin because the skin synthesizes it on exposure to UV light. Vitamin D3 is the precursor to a class of D3-related hormones that have many functions in the body beyond calcium homeostasis. Receptors for this vitamin are ubiquitous throughout the body as they are found in more than 36 cell types.4 Recent research has shown the action of vitamin D...

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Sunshine Trees
By Jacob Schor, ND, FABNO
April 25, 2017

We may have gotten ahead of ourselves with vitamin D; gotten too excited about all the possibilities and all the promises. It may be time to slow down and even back track a bit.

For the last decade vitamin D has been the biggest, most exciting new thing in nutritional medicine. It seems like almost every patient is taking vitamin D and doing so in doses once thought massive.

Since the mid 1990s, thousands of studies have linked low serum vitamin D to a list of maladies including heart disease, cancer, infection, autoimmune, obesity, osteoporosis, depression and so on. While...

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