Table 2.
US and European oral dietary reference values for copper
| Group | Age | Recommended oral dietary intake (mg Cu/day) | Tolerable upper intake level (mg Cu/day) | Recommended oral dietary intake (mg Cu/kg BW/day) | Body weight (kg) | Reference |
|---|---|---|---|---|---|---|
| Infant | 0–12 months | 0.20–0.22 | ND | 0.020–0.022 | 10 | IOM (2001) |
| Infant | 7–11 months | 0.4 | ND | 0.04 | 10 | EFSA (2015) |
| Children | 1–8 years | 0.34–0.44 | 1–3 | 0.034–0.044 | 10 | IOM (2001) |
| Children | 9–13 years | 0.70 | 5 | 0.02 | 37.5 | IOM (2001) |
| Children | 1 to <3 years | 0.7 | ND | 0.07 | 10 | EFSA (2015) |
| Children | 3 to <10 years | 1 | ND | 0.01 | 10 | EFSA (2015) |
| Boys, girls | 10 to <18 years | 1.3, 1.1 | ND | 0.02 | 53.9 | EFSA (2015) |
| Adolescents | 14–18 years | 0.89 | 8 | 0.02 | 53.9 | IOM (2001) |
| Adults, both genders | 19–70+ years | 0.90 | 10 | 0.013 | 70 | IOM (2001) |
| Men, women | NA | 1.6, 1.3 | ND | 0.02 | 70 | EFSA (2015) |
| Women, pregnant, lactating | 14–50 years | 1.0, 1.3 | 8–10 | 0.014, 0.019 | 70 | IOM (2001) |
| Adult, pregnant and lactating women | NA | 1.5 | ND | 0.02 | 70 | EFSA (2015) |
Weights used to calculate recommended oral dietary intake (mg Cu/kg BW/day) from US EPA 1997
ND not determined