If you read further they found that lower daily doses were better. > In contrast, in the summary of the ten studies with daily dosing, the researchers determi

If you read further they found that lower daily doses were better. > In contrast, in the summary of the ten studies with daily dosing, the researchers determined a statistically significant twelve percent reduction in cancer mortality > In the studies, daily low doses were 400 to 4000 IU per day, and higher-doses administered at longer intervals were 60,000 to 120,000 IU once per month or less.