Vitamin D Supplements Are Still Important for Some Vegans
The U.S. Preventive Services Task Force (USPSTF) is recommending that healthy postmenopausal women avoid low-dose supplements of vitamin D (up to 400 IU) or calcium (up to 1,000 milligrams) because evidence is lacking for a protective effect and there may be a small increase in risk of kidney stones.
It’s not really clear whether these supplemental doses are too low to have an effect (the evidence was lacking for a recommendation regarding higher doses) or whether it’s just that supplements are unnecessary if your diet already provides enough of these nutrients. The preliminary draft report makes no mention of […]