All older and more vulnerable people in the Northern Countries coming out of winter, should read this - but maybe especially if you have darker skin and a greater unmet need for Vitamin D!!!
[irishexaminer.com]
Living where I do it's hard to get adequate sun in the winter. Supplements are needed and, yes, vitamin D is very important.
Since I do not eat most of the food high in vitamin D I take a supplement every day 25mcg.