The recommended amount for adults under the age of 50 is 400 to 1,000 daily, but higher doses of up to 2,000 are sometimes recommended for individuals at risk of osteoporosis.
Doctor Auguste added: “There is a recommendation to give people high doses of vitamin D, but you need to have a documented deficiency.
“Then you can get these high doses but only for a very short period of time.
“He thought that vitamins are harmless. And his logic, which one can understand looking back, is that the more vitamin D I take, the stronger the bones will be.”