Chemical Analysis, Antibacterial Activities and Uses of Leaves and Calyces of Hibiscus sabdariffa Grown in Dodoma, Tanzania

Preliminary phytochemical screening of aqueous and ethanolic extracts Hibiscus sabdariffa grown in Tanzania revealed the presence secondary metabolites like steroids, tannins, saponins, glycosides, terpenoids, flavonoids along with L-ascorbic acid (vitamin C) iron(II). Furthermore, both leaves calyces showed antibacterial activities (agar well diffusion method) against selected bacterial species (Escherichia coli, Staphylococcus aureus, Salmonella typhi Shigella sonnei), but possessed potent compared to leaves. The results also supported claimed traditional uses this plant. When interrogated during cross-sectional study Dodoma region, 54% respondents plant is used treat anaemia (supposedly as it increases haemoglobin levels), 23% preparation local wine remaining stated use areas. intake H. on regular basis can boost immunity system helps preventing viral infections loaded vitamin C. Thus, observed for that small scale uses, paves a way consideration future large production pharmaceutical neutraceutical products Tanzania.
 Keywords: Phytochemical screening, sabdariffa, activity, iron(II)