SHEILA TERRY / SCIENCE PHOTO LIBRARY SHEILA TERRY / SCIENCE PHOTO LIBRARY
Zinc tablets. The essential mineral zinc is needed for maintenance of the immune system, for healthy growth & development, and for the production of energy. It is recommended that a healthy adult consumes around 15 milligrams (mg) of zinc each day. Pregnant and lactating women may require twice this amount, supplements such as this are a convenient source. Zinc deficiency causes slow sexual development, retarded growth and a loss of appetite.
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