herbal supplement
(ER-bul SUH-pleh-ment)
A product made from a plant that is thought to be useful in treating disease or staying healthy. Herbal supplements are taken by mouth.
The NIH Clinical Center (the research hospital of NIH) is open. For more details about its operating status, please visit cc.nih.gov.
Updates regarding government operating status and resumption of normal operations can be found at opm.gov.