Mushrooms soar in vitamin D when exposed to UV rays

Vitamin D2 content rose to two to four times the FDA daily value per serving after brief periods under ultraviolet light. The mushroom industry plans to bring high vitamin-D fungi to the market, perha


Vitamin D, the "sunshine vitamin," got its nickname because our bodies rely on a bit of sun exposure to manufacture the vitamin under the surface of the skin. But some recent research shows that a little bit of ultraviolet light also boosts vitamin D production where you might not expect it -- in fresh mushrooms.