Table 2.
Minerals (mg/100 g) in orange‐fleshed Sweet potato reported by different authors from varieties around the world
| S. no. | Mineral | RDA mg | Laurie et al. (2012)a | Endrias et al. (2016)b | Sanoussi et al. (2016)c | Ukom et al. (2009)d | |
|---|---|---|---|---|---|---|---|
| Un pealed | Pealed | ||||||
| 1 | Calcium | 1,000 | 34–39 | 47.00 | 45.54 | 24.40–29.97 | 50.20–90.40 |
| 2 | Magnesium | 130 | 15–37 | 3.00 | UD | 23.50–25.40 | 12.20–30.40 |
| 3 | Phosphorous | 500 | 28–51 | 22.11 | 20.67 | 42.00–43.67 | 18.80–27.50 |
| 4 | Potassium | 3,000 | 191–334 | NR | NR | 310.67–315.33 | 138.00–260.00 |
| 5 | Iron | 10 | 0.73–1.26 | 15.26 | 11.45 | 0.63–0.73 | NR |
| 6 | Zinc | 5 | 0.51–0.69 | 1.30 | 0.93 | 0.24–0.73 | NR |
| 7 | Sodium | 1,500 | NR | NR | NR | 30.33–33.10 | 23.00–59.00 |
Abbreviation: NR, not reported.
a
Range mean was taken from study done by nine OFSP varieties 3 (Khano, Serolane, and Impilo), from South Africa.
b
Sample from Ethiopia, UD, undetected, NR, not reported.
c
Samples from Benin, range of 4 orange‐fleshed varieties (Carrotti, Loki kpikpa, Dokouin C, and Mansawin).
d
Two varieties (CIP‐Tanzania and Ex‐lgbarium) with different conc. of fertilizer.