| Nutrient | White | Brown | References |
---|---|---|---|---|
Micronutrient | Copper (Cu) | 2.5–5.3 | 1.1–3.6 | Baye (2014) |
 | Iron (Fe) | 9.5–37.7 | 11.6 to > 150 | Baye (2014) |
 | Zinc (Zn) | 2.4–6.8 | 2.3–6.7 | Baye (2014) |
Macronutrient | Calcium (Ca) | 315 | 444 | Dame (2020) |
 | Potassium (K) | 1289 | 1147 | Dame (2020) |
 | Magnesium (Mg) | 543 | 437 | Dame (2020) |
 | Phosphorus (P) | 992 | 703 | Dame (2020) |