Table 1. Medicinal plant parts used for extracts and the yield of extractions

Number	Medicinal plant species	Medicinal plant parts	Ethanol extract (%)
01	Glycyrrhiza glabra L., Fabaceae	Roots	21.4
02	Cassia alata L., Fabaceae	Leaves	13.8
03	Wedelia chinensis, Asteraceae	Leaves, stem, flower	15.8
04	Astragalus membranaceus, Fabaceae	Roots	22.9
05	Piper betle, Piperaceae	Leaves	17.0
06	Caesalpinia sappan L., Fabaceae	Stem	19.7
07	Camellia sinensis, Theaceae	Leaves	20.9
08	Lonicera japonica, Caprifolianceae	Flower buds	33.5
09	Schefflera heptaphylla, Araliaceae	Stem peels	18.3
10	Coscinium fenestratum, Menispermaceae	Stem	28.8
11	Angelica sinensis, Apiaceae	Roots	29.0
12	Achyranthes aspera L., Amaranthaceae	Roots	46.2
13	Cassia tora L., Fabaceae	Seeds	20.8