Abstract :
Vitamins are generally essential; they are mandatory compounds that are not produced in the body and must be taken through food. These compounds, which play a role in enzyme reactions as coenzymes, are indispensable for the human organism. Among them, vitamin D, which is of great importance, can be made in the body differently from others. Vitamin D is a fat-soluble vitamin. Since its chemical structure is similar to steroid hormones and is synthesized in tissue and released into the circulatory system due act on the target tissue, it can also be classified as a hormone. Vitamin D is a fairly important steroid hormone that plays a role in maintaining bone and calcium homeostasis.
Keyword :
Vitamin D, Metabolism.