The cholesterol content of eggs offered for sale at the centrum of Diyarbakır province

The aim of the study was to measure the egg quality and yolk cholesterol content of eggs differentiated by eggshell colour and presentation variety. Eighty brown and white shell colour eggs offered to customer by conventional, free-range, functional, and organic was evaluated egg weight, yolk weight, yolk width, yolk height, and cholesterol concentration. It was found that brown shelled eggs in organic presentation variety was greater than eggs in other presentation varieties (53.0±4.04 g, 63.4±2.37 g , 57.8±0.60 g ve 65.0±4.84 g, respectively). Similarly, white shelled eggs in organic presentation variety was greater than eggs in other presentation varieties (51.6±5.50 g, 57.2±1.50 g, 60.6±4.20 g, 61.3±6.04 g, respectively). The palest yolk in brown and white shelled eggs was determined in conventional presentation variety (7.5±1.47) and organic presentation variety (11.7±0.81), respectively. The lowest (10.0±1.60 mg/g) and highest (12.2±3.36 mg/g) cholesterol concentrations were determined in brown shelled eggs offered conventional and organic presentation varieties, respectively. White shelled eggs in conventional presentation variety had lowest cholesterol concentration (10.1±2.20 mg/g) while eggs in functional variety had highest cholesterol concentration (13.8±2.81 mg/g). It can be concluded that egg quality and cholesterol concentration can vary according to egg shell colour and presentation variety.