- For U.S. residents
Life Stage Group | RDA (μg/day) |
Infants | |
0-6 months | 1.7 |
7-12 months | 1.8 |
Children | |
1-3 y | 2 |
4-8 y | 3 |
Males | |
9-13 y | 4 |
14-18 y | 5 |
19-30 y | 5 |
31-50 y | 5 |
51-70 y | 5 |
>70 y | 5 |
Females | |
9-13 y | 4 |
14-18 y | 5 |
19-30 y | 5 |
31-50 y | 5 |
51-70 y | 5 |
>70 y | 5 |
Pregnancy | |
£18 y | 6 |
19-30 y | 6 |
31-50 y | 6 |
Lactating | |
£18 y | 7 |
19-30 y | 7 |
31-50 y | 7 |