Figure 3: The mean percentage reduction in blood pressure of supplemented groups. SBP: systolic blood pressure, DBP: diastolic blood pressure, MABP: mean arterial blood pressure, Grp III: salt-loaded treated with copper, Grp IV: salt-loaded treated with manganese, Grp V: salt loaded treated with zinc, and Grp VI: salt loaded treated with minerals combined. and ns: not significant when compared with Grp VI.