80 million Americans are not yet diagnosed as pre-diabetic (with impaired sugar tolerance). Insulin is a hormone that helps the body move sugar through the bloodstream to be used or stored. Insulin resistance is a condition that leads to high glucose levels. This can lead to chronic diseases such as heart disease and diabetes. Consumption of too many processed foods and grains is one of the leading causes. Vitamin D is important for fighting flu and cold symptoms. Vitamin D…