Questions: Which vitamin is synthesized by the skin? vitamin C vitamin D vitamin E vitamin K vitamin A

Transcript text: Which vitamin is synthesized by the skin? vitamin C vitamin D vitamin E vitamin K vitamin A

Solution

The answer is the second one: vitamin D.

Explanation for each option:

Vitamin C: This vitamin is not synthesized by the skin. It is obtained from dietary sources such as fruits and vegetables.
Vitamin D: This is the correct answer. The skin synthesizes vitamin D when exposed to sunlight, specifically ultraviolet B (UVB) rays.
Vitamin E: This vitamin is not synthesized by the skin. It is obtained from dietary sources like nuts, seeds, and vegetable oils.
Vitamin K: This vitamin is not synthesized by the skin. It is primarily obtained from dietary sources such as leafy green vegetables.
Vitamin A: This vitamin is not synthesized by the skin. It is obtained from dietary sources like liver, fish oils, and certain vegetables.

In summary, the skin synthesizes vitamin D when exposed to sunlight, making it the correct answer.

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