What do the 9 trace minerals do?

Trace minerals:

1. These are minerals that are required in very small amounts, i.e. < 15 mg/day.
2. They are required in trace amounts but play an important and essential role.
3. They need to be supplemented in the diet.
4. The nine essential trace minerals are iron, zinc, molybdenum, iodide, manganese, copper, chromium, fluoride, and selenium.
5. The main functions of trace minerals are:

1. Iron is a constituent of haemoglobin and is required for oxygen transport.
2. Iodine is present in thyroid hormones.
3. Zinc is part of many enzymes, it is involved in wound healing, immunity, etc.
4. Selenium is an antioxidant.
5. Fluoride is a part of bones and teeth.
6. Manganese and Molybdenum are part of various enzymes and are required for their functioning.
7. Chromium regulates the blood sugar levels associated with insulin.
8. Copper helps in iron metabolism.