Coca cola and all the major drink companies are banking for record sales of fizzy drinks.during the past decadd the government have pressed for healthy eating and drinking habits as unhealthy australian culture is costing the government an enormous amount of funding for health care.the government is consistently trying to raise awsreness of the sugar content of some of the fizzt drinks via multiple advertising.it appears tht this might have had an effecf after all.coca cola has reported that sales have been slowly dropping over the years for its fizzy drinks and upon closer look there are now mny smaller businesses selling healthy drinks all around the major cities such as boost juice.using the concept of demand and supply analysd the change in the trend of healthy drinking for fizzy and healthy drinks