Research Article

Costus afer Possesses Carbohydrate Hydrolyzing Enzymes Inhibitory Activity and Antioxidant Capacity In Vitro

Table 1

Distribution of bioactive components in the different parts of Costus afer.

Part plantExtractBioactive components
FLAALKSTPHEANTCANTHSAPGlyTANTRI

LeavesHexane++++++
EA++++
MeOH++++++++
H2O++++++

StemHexane++++
EA+++++
MeOH+++++++
H2O++++++

RhizomesHexane++++
EA++++
MeOH+++++
H2O++++

+: presence; −: absence; FLA: flavonoids; ALK: alkaloids; ST: steroids; PHE: phenols; ANTC: anthocyanin; ANTH: anthraquinones; SAP: saponin; Gly: glycosides; TAN: tannins; TRI: triterpenes.