If you have a deficiency in some key nutrients, your thyroid may not function properly. Here are some guidelines for daily supplement intake:

Iodine 50 to 150 mcg
Iron 10 to 15 mg
Pyridoxine 25 to 50 mg
Riboflavin 15 mg
Selenium 100 to 200 mcg
Tyrosine 250 mg
Vitamin A 25,000 IU
Vitamin E 400 IU
Zinc 20 to 30 mg