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 2

Percentage yields of study plant extracts.

PlantPercentage (%) yield
Methanol extractAqueous extract

P. thonningii38.92%18.27%