Oxidative processes increased in patients with renal failure and especially patients with end stage renal failure on dialysis. Oxidative stress plays a role in renal damage and also on cardiovascular disease, atherosclerosis, which can accelerate renal damage. Gum Arabic is claimed to have antioxidant effect and this will decrease the harmful effect of the free radical on patient on hemodialysis. In this study investigators are aiming to see the effect of Gum Arabic on Oxidative Stress and inflammatory markers in patients on regular hemodialysis.