• For U.S. residents 

 

Age (y) RDA (mcg/d)
Infants  
0.0 – 0.5 5
0.5 – 1.0 10
Children  
1 – 3 15
4 – 6 20
07-Oct 30
Males  
Nov-14 45
15 – 18 65
Females  
Nov-14 45
15 – 18 55