Correct option is B
Vitamin K is the vitamin most often synthesized by
intestinal bacteria in the body. Specifically,
Vitamin K2 (menaquinone) is produced by bacteria in the colon, and it plays an essential role in
blood clotting and bone health. While
Vitamin K1 (phylloquinone) comes primarily from dietary sources like leafy green vegetables, the body can synthesize Vitamin K2 through the action of intestinal bacteria.
Information Booster: The
gut microbiota contributes to the production of
Vitamin K2, which is important for activating proteins involved in
blood coagulation and regulating calcium in bones and blood vessels. This synthesis happens in the intestines, and the absorbed vitamin is stored in the liver.
Additional Knowledge:
·
Vitamin E: Primarily obtained from diet and is an
antioxidant that helps protect cells from damage.
·
Vitamin A: Obtained from food sources, especially
carotenoids (like beta-carotene), and is essential for
vision and immune function.
·
Vitamin B6: Important for
metabolism and brain function, but is not synthesized by intestinal bacteria.
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