It is well known that potassium citrate (K citrate) helps to get rid of most excess retetive water from the body even in case of increasing salinity. Moreover, K citrate is ueed as urine alkalinizer (mild diuretic and laxative) and to decrease inflammations accompanying urinary tract infections in animals .As a matter of fact ascorbic (AA) used to activate the physiological processes thus increasing the vitality of the subject and has beneficial effects during exposure to environmental or nutritional stress by alleviating detrimental effects of mycotoxins, heavy metals and pollutants on health and performance. Therefor The Present work aimes to Investigate the effect of different levels of sodium chloride addition without or with ascorbic acid or potassium citrate or both at the drinking water in growing lohmann broiler chicks on Body weight and gain, Natritional parameters(feed and water consumption, water/feed ratio), DROPpings moisture, diurnal changes in respiratory rate and rectal temperature.Mortality rate Blood , Carcass characteristics , Histopathological status(Liver, Kidney and brian) of growing Lohmann broiler chicks..