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Recommended daily allowance (RDA)
| Element | RDA | Reference |
|---|---|---|
| Calcium | 1000 mg/day | FAO/WHO |
| Potassium | 3000–4000 mg/day | deMan (1999) |
| Phosphorus | 700 mg/day | deMan (1999) |
| Magnesium | 190–124 mg/day | FAO/WHO |
| Sodium | 1500 mg/day | deMan (1999) |
| Manganese | 2.3 mg/day | deMan (1999) |
| Copper | 1.2 mg/day | deMan (1999) |
| Iron | 1–3 mg/day | FAO/WHO |
| Zinc | 36–150 µg/day | FAO/WHO |
