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Is Vitamin D Essential?

Updated: Nov 5, 2023

Vitamin D is an essential nutrient that is important for several functions in the body. It plays a crucial role in maintaining healthy bones by helping the body absorb calcium and phosphorus from the diet. Vitamin D also supports immune system function, regulates cell growth and differentiation, and reduces inflammation.


One of the primary sources of vitamin D is sunlight. When the skin is exposed to sunlight, it produces vitamin D3, which is then converted into the active form of vitamin D in the liver and kidneys. However, many people do not get enough vitamin D from sunlight alone and may require dietary sources or supplements.





Low levels of vitamin D have been linked to several health problems, including bone disorders like rickets and osteoporosis, autoimmune diseases, diabetes, cardiovascular disease, and certain types of cancer.


Therefore, it is important to maintain adequate levels of vitamin D in the body through a combination of sunlight exposure, diet, and supplementation if necessary.


Check out this Evidence-Based Review that shows the important roles Vitamin D plays in our overall health.

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