Table 4.
Bioaccessibility of Fe, Zn and Ca in sorghum flours
| Sorghum | Treatment | Soluble Fe | Dialyzed Fe |
|---|---|---|---|
| (mg/100 g) | (mg/100 g) | ||
| A | SF | 1.76 ± 0.08a | 0.77 ± 0.14b |
| SF + phytase | 1.17 ± 0.07b | 1.93 ± 0.07a | |
| B | SF | 0.67 ± 0.07b | 2.81 ± 0.25a |
| SF + phytase | 1.02 ± 0.10a | 3.03 ± 0.18a |
| Sorghum | Treatment | Soluble Zn | Dialyzed Zn |
|---|---|---|---|
| (mg/100 g) | (mg/100 g) | ||
| SFA | SF | 0.15 ± 0.02b | 1.13 ± 0.07a |
| SF + phytase | 0.55 ± 0.05a | 0.33 ± 0.03b | |
| B | SF | Nd | 2.18 ± 0.25b |
| SF + phytase | 0.96 ± 0.11 | 2.61 ± 0.18a |
| Sorghum | Treatment | Soluble Ca | Dialyzed Ca |
|---|---|---|---|
| (mg/100 g) | (mg/100 g) | ||
| A | SF | 4.20 ± 0.48a | 7.29 ± 0.25a |
| SF + phytase | 2.05 ± 0.20b | 7.66 ± 0.15a | |
| B | SF | 2.24 ± 0.18a | 5.39 ± 0.85b |
| SF + phytase | 1.04 ± 0.06b | 16.45 ± 0.22a |
Mean ± standard deviation (n = 3). Fe Iron, Zn zinc, Ca calcium. SF sorghum flours. SF + phytase: sorghum flours after phytase enzyme treatment. nd Not detected. Results expressed on dry basis. Mean with different letters in the same column indicate significant difference between treatments (p < 0.05)