Samples | Alkaloid | Tannin | Phytate | Saponin | Phenol |
---|---|---|---|---|---|
Uziza leaf (Piper guineense) | |||||
Uncooked | 0.96d ± 0.02 | 0.22f ± 0.03 | 0.34f ± 0.01 | 1.19d ± 0.03 | 0.83d ± 0.02 |
Blanched | 0.50d ± 0.01 | 0.12f ± 0.02 | 0.12e ± 0.04 | 0.19d ± 0.04 | 0.32e ± 0.02 |
Sautéed | 0.25d ± 0.03 | 0.10d ± 0.01 | 0.13d ± 0.04 | 0.15d ± 0.04 | 0.22c ± 0.03 |
Nchuanwu (scent) leaf (Ocimum gratissimum) | |||||
Uncooked | 0.72e ± 0.01 | 4.09a ± 0.02 | 0.64e ± 0.03 | 0.24f ± 0.05 | 0.13e ± 0.03 |
Blanched | 0.54d ± 0.01 | 3.02a ± 0.01 | 0.24e ± 0.04 | 0.13d ± 0.03 | 0.70d ± 0.04 |
Sautéed | 0.21d ± 0.01 | 1.20a ± 0.03 | 0.05e ± 0.00 | 0.04e ± 0.00 | 0.62b ± 0.02 |
Anara (garden egg) leaf (Solanum melongena) | |||||
Uncooked | 0.95d ± 0.01 | 1.05e ± 0.03 | 1.31c ± 0.00 | 0.35e ± 0.01 | 2.02b ± 0.03 |
Blanched | 0.21e ± 0.00 | 0.58e ± 0.01 | 0.91b ± 0.01 | 0.04e ± 0.03 | 1.32b ± 0.04 |
Sautéed | 0.06e ± 0.02 | 0.02e ± 0.01 | 0.42b ± 0.01 | 0.01e ± 0.00 | 0.22c ± 0.01 |
Utazi leaf (Gongronema latifolium) | |||||
Uncooked | 2.27b ± 0.01 | 1.27d ± 0.02 | 0.98d ± 0.02 | 1.84b ± 0.04 | 1.73c ± 0.03 |
Blanched | 2.03b ± 0.02 | 0.82d ± 0.01 | 0.45d ± 0.01 | 0.57c ± 0.01 | 0.89c ± 0.21 |
Sautéed | 0.83b ± 0.02 | 0.32b ± 0.01 | 0.22c ± 0.01 | 0.21c ± 0.02 | 0.61b ± 0.01 |
Okazi leaf (Gnetum africanum) | |||||
Uncooked | 2.02c ± 0.01 | 1.81c ± 0.01 | 1.77b ± 0.01 | 1.32c ± 0.03 | 0.19e ± 0.02 |
Blanched | 1.88c ± 0.02 | 1.52b ± 0.01 | 0.71c ± 0.01 | 1.32b ± 0.03 | 0.09f ± 0.01 |
Sautéed | 0.51c ± 0.01 | 0.13d ± 0.03 | 0.20c ± 0.01 | 0.86a ± 0.03 | 0.02d ± 0.01 |
Onugbu (bitter) leaf (Vernonia amygdalina) | |||||
Uncooked | 6.38a ± 0.01 | 2.01b ± 0.01 | 2.72a ± 0.01 | 4.73a ± 0.01 | 3.20a ± 0.01 |
Blanched | 3.11a ± 0.01 | 1.21c ± 0.01 | 1.07a ± 0.03 | 2.40a ± 0.01 | 1.88a ± 0.02 |
Sautéed | 0.98a ± 0.01 | 0.26c ± 0.01 | 0.52a ± 0.01 | 0.64b ± 0.01 | 0.82a ± 0.02 |