OBJECTIVE: To assess the short-term effects of carbonated beverages on urinary calcium exertion
in normal young males.
SETTING: Department of Biochemistry, Basic Medical Sciences Institute, Jinnah Postgraduate
Medical Centre, Karachi, from July 2003 to June 2004.
METHOD: Twenty-five normal male subjects of 20-40 years age and habitual users of carbonated
beverages were selected for the study. Their fasting and post-beverage urine samples were
collected and analyzed for calcium excretion levels.
RESULTS: Significant increase in urinary calcium levels was observed in subjects consuming
both caffeinated (P
Carbonated beverages. Habitual consumption. Hypercalciuria.