Research Article

In Vivo Cognitive-Enhancing, Ex Vivo Malondialdehyde-Lowering Activities and Phytochemical Profiles of Aqueous and Methanolic Stem Bark Extracts of Piliostigma thonningii (Schum.)

Table 5

Phytochemical profile of the aqueous and methanolic stem bark extracts of P. thonningii.

PhytochemicalP. thonningii
Methanolic extractAqueous extract

Alkaloids++
Cardenolide glycosides++
Anthraquinones--
Coumarins++
Tannins++
Terpenoids--
Phenols++
Steroids++
Saponins++
Flavonoids++

+ = present; - = absent.