What organ synthesizes vitamin d

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Vitamin D A Key Player In Overall Health Of Several Body Organs, Says Biochemist

Sign in. Certainly, vitamin D supplements are a valuable treatment for individuals with deficiencies. Because it is found in very few foods naturally, milk and other foods often orange juice are fortified with vitamin D.

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The recommended daily intake of vitamin D is 200 international units IU for people up to 50 years old. Vitamin E is associated with increased bleeding tendencies, which may lead to increased blood loss and hematoma formation during surgery.

Its affinity for 1,25-dihydroxycholecalciferol is roughly 1000 times that for 25-hydroxycholecalciferol, which explains their relative biological potencies. The halflife of 25-hydroxycholecalciferol is several weeks, while that of 1,25-dihydroxycholecalciferol is only a few hours.

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Your opinions are important to us. Forgot Password Registration. The list includes bone marrow, breast, colon, intestine, kidney, lung, prostate, retina, skin, stomach and the uterus. Hepatic synthesis of 25-hydroxycholecalciferol is only loosely regulated, and blood levels of this molecule largely reflect the amount of amount of vitamin D produced in the skin or ingested. Your email. Vitamin D toxicity: Both rickets and osteomalacia reflect impaired mineralization of newly synthesized bone matrix, and usually result from a combination of inadequate exposure to sunlight and decreased dietary intake of vitamin D.

Ironically, it appears that hypovitaminosis D is very common in some of the most sunny countries in the world - the cause of this problem is the cultural dictate that women be heavily veiled when outside in public.

what organ synthesizes vitamin d

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what organ synthesizes vitamin d

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what organ synthesizes vitamin d

When skin is exposed to sunlight, a sterol present in dermal tissue is converted to vitamin D, which, in turn, is metabolized in the liver and kidneys to form a hormone. Bioactive vitamin D or calcitriol is a steroid hormone that has long been known for its important role in regulating body levels of calcium and phosphorus, and in mineralization of bone.

what organ synthesizes vitamin d

Vitamin D is well known as a hormone involved in mineral metabolism and bone growth.