Table 3.
Extraction yields, aspects, and phytochemical composition of the plant extracts.
| Scientific names | Part used | Yield (%) | Physical aspect | Phytochemical composition | ||||||||
| Alkaloids | Flavonoids | Phenols | Tannins | Anthraquinones | Anthocyanins | Triterpenes | Sterols | Saponins | ||||
|
| ||||||||||||
| Picralima nitida | Fruits | 13.56 | Brown paste | + | + | + | − | + | + | + | − | + |
| Seeds | 17.27 | Brown paste | + | + | + | + | + | − | + | − | + | |
| Citrus medica | Fruits | 14.06 | Brown paste | − | + | + | − | − | − | − | − | − |
| Allium sativum | Dry bulbs | 18.99 | Yellow powder | − | − | − | − | − | − | − | − | − |
| Fresh bulbs | 4.04 | Brown powder | − | − | − | − | − | − | − | − | − | |
| Buchholzia coriacea | Seeds | 6.36 | Brown paste | + | − | − | − | + | − | − | − | − |
| Cola acuminata | Seeds | 8.81 | Brown paste | + | − | + | + | + | − | + | − | + |
| Garcinia kola | Seeds | 13.56 | Dark brown paste | + | − | + | + | + | − | + | − | + |
| Garcinia lucida | Seeds | 23.92 | Brown paste | + | + | + | + | + | − | − | − | − |
| Carica papaya | Seeds | 6.33 | Oily paste | + | + | + | − | − | − | − | − | − |
| Allium cepa | Fresh bulbs | 18.93 | Brown paste | − | + | + | + | − | − | − | − | − |
| Dry bulbs | 49.26 | Brown paste | − | + | + | − | − | − | − | − | − | |
(+): present; (−): absent; *The yield was calculated as the ratio of the mass of the obtained methanol extract/mass of the plant powder or fresh sample.