People with higher vitamin D levels are less likely to die of colorectal cancer, researchers said on Tuesday, but the vitamin does not appear to affect the chances of dying from any other type of cancer.A number of studies have found protective effects from higher intake of vitamin D for cancer and other ailments.
A team led by U.S. National Cancer Institute epidemiologist Michal Freedman sought to determine whether vitamin D can reduce a person’s chances of dying from various cancer types.
The researchers tracked 16,818 people who joined a nationwide U.S. government health survey between 1988 and 1994, following them through 2000. Among them, 536 died of cancer.
The participants provided blood samples that the researchers used to determine the level of vitamin D in their blood.
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