Zinc supplements can help children learn certain tasks, a new federal study suggests. Because nearly all the children already had diets supplying the recommended amount of the mineral, the findings suggest that “the recommended intake may need an adjustment,” says study leader James G. Penland of the Agriculture Department’s Human Nutrition Research Center in Grand Forks, N.D.
Log in
Subscribers, enter your e-mail address for full access to the Science News archives and digital editions.