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Option 4 : Iodine

The correct answer is Iodine.

  • Iodine is a non-metal required by the human body.
  • The body needs iodine to make thyroid hormones.
  • These hormones control the body's metabolism and many other important functions.
  • The body also needs thyroid hormones for proper bone and brain development during pregnancy and infancy.​
  • The amount of iodine you need each day depends on your age.

  • Average daily recommended amounts are listed below in micrograms (mcg).
Life stage Recommended Amount
Birth to 6 months 110 mcg
Infants 7–12 months 130 mcg
Children 1–8 years 90 mcg
Children 9–13 years 120 mcg
Teens 14–18 years 150 mcg
Adults 150 mcg
Pregnant teens and women 220 mcg
Breastfeeding teens and women 290 mcg
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