If there is one vitamin in the world that can help optimize a person’s health and well-being is Vitamin D. Traditionally, vitamin D deficiency was associated with the bone disease rickets, but since the disease is now rare, we are seeing other problems caused by vitamin D deficiency. Fortunately, this vitamin can be made and absorbed into the body for free when time is spent in the sun. However, that may not be enough for most to achieve optimal health. Additionally, since many people around the world spend more time indoors than outdoors, achieving adequate blood levels from the sun …