Vitamin D is called ______ vitamin as it can be synthesized by the body from the rays of the sun.

Vitamin D is called Sunshine vitamin as it can be synthesized by the body from the rays of the sun.

Since the human body can synthesize Vitamin D as sun rays fall on the human body. This vitamin is known as Sunshine vitamin. It does so by converting dehydro cholesterol into vitamin D as sun rays fall on the body.