?The genes involved in cancer and autoimmune diseases have been regulated by vitamin D,? Ramagopalan WebMD. ?The next step is to understand how this interaction can lead to disease.?But the vitamin D researcher JoAnn E. Manson, MD, says it is too early to recommend taking extra doses of vitamin D are recommended.
There is now evidence to back up your belief that organic may protect against some cancers.
Many experts, including Ramagopalan, say 2000 IU of vitamin may be optimal to prevent the disease.
Blood levels of vitamin levels are measured as 25-hydroxyvitamin D. below 20 nanograms per milliliter are usually considered to be insufficient.
But most people find it difficult to get the vitamin D they need food, and increased use of the exhibition has reduced Sun
Manson, head of the department of preventive medicine at Brigham and Women Hospital in Boston and principal investigator of a large U.S. study on vitamin D.
A new genetic analysis supports the idea that vitamin interacts with specific genes for colorectal cancer, type 1 diabetes and other diseases, says Oxford University genetics researcher Sreeram Ramagopalan.
A recent estimate, as much as half of adults and children in the United States were deficient in this vitamin.
Harvard School of Public Health researcher Edward Giovannucci, MD, says the blood levels of 25-hydroxyvitamin D between 30 and 40 nanograms per milliliter may be entitled to reduce the risk of autoimmune diseases and some cancers.
Just like red and / or processed meat increases the risk of colon cancer is unclear, but there are several theories. Some research suggests that chemicals called heterocyclicamines, which are produced when meat is cooked at high temperature, may play a role. Sausages are made by, drying, salting, and or the addition of preservatives such as nitrates.
The role of vitamin D in the prevention of these diseases is not well understood.
Sun exposure is an effective way to increase the levels of vitamin D, and dietary sources of nutrients are fatty fish such as salmon, fortified milk and other fortified foods.
Current recommended daily allowance of vitamin D is 200 IU for those 50 years, 400 IU for people 51 to 70 and 600 IU for those over 70 years. Most experts say that these doses are too low.
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Source: http://www.exercise24.org/?p=417
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