Getting sun exposure without sunscreen is important for vitamin D production from "summary" of The Vitamin D Solution by Michael F. Holick Ph.D., M.D.
It is well known that exposure to sunlight is essential for the production of vitamin D in our bodies. When our skin is exposed to sunlight, it produces vitamin D in a process that starts with the conversion of a cholesterol derivative in the skin to previtamin D3. This previtamin D3 is then converted to vitamin D3, which is also known as cholecalciferol. This production of vitamin D is crucial for our overall health and well-being. Vitamin D is needed for the absorption of calcium and phosphorus in the intestines, which is essential for maintaining strong and healthy bones. It also plays a critical role in regulating the immune system and reducing inflammation in the body. However, in today's world, many people are not getting enough sun exposure...
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