Nutrition

  1. Health & Medicine

    Double Credit: Iron-fortified salt cuts anemia

    A form of table salt manufactured to contain iron can fight off anemia among children living in rural North Africa and could expand the role of salt fortification around the world.

    By Ben Harder
  2. Health & Medicine

    Vitamin D: What’s Enough?

    Most researchers studying vitamin D agree that many people would benefit from more of the vitamin, but they haven't yet decided just how much.

    By Janet Raloff
  3. Health & Medicine

    Fighting cholesterol with saturated fat?

    Marrying a saturated fat to the plant-derived ingredient in certain health-promoting margarines creates an especially potent cholesterol-lowering food additive.

    By Janet Raloff
  4. Health & Medicine

    Vitamin Boost

    Vitamin D is being linked to a host of health benefits that go well beyond stronger bones, extending to muscle preservation and some protection against cancer, diabetes, and multiple sclerosis.