Substance or element essential to plant or animal life, but present in extremely small amounts.
The nutrients that the body needs in very small amounts.
A substance which is essential to the human body, but only in very small quantities.
Minerals needed in trace amounts.
Alternate name for elements such as iron, copper, iodine, zinc, and fluoride, which are minerals needed in only small amounts for proper body functioning.
Element necessary in minute quantities for nutrition and normal functioning (e.g., copper and molybdenum).
Minerals that are required by the body in very small quantities for good health. Trace elements include zinc, iodine, copper, chromium, Sulfur, and selenium. Along with other nutrients, these minerals ensure that the body functions properly.
Minerals that are required by the body in very small quantities for good health. Trace elements include zinc, iodine, copper, chromium, sulfur, and selenium. Along with other nutrients, these minerals ensure that the body functions properly. A lack of any vitamin or mineral can lead to serious disorders.
Chemical elements that are distributed throughout the tissues of the body in very small amounts and are essential for the nutrition of the body. Nine such elements are now recognized: cobalt, copper, fluorine, iodine, iron, manganese, molybdenum, selenium and zinc.
An element needed by the body in very small amounts; many are essential for enzyme functioning. Trace elements include chromium, copper, fluoride, iodine, iron, manganese, molybdenum, selenium, and zinc.