Vitamin K

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...

Read more