Cottee’s cordial is on its way out with many Aussies turning their back on the once in demand drink and the news had dietitians cheering.

“We've got people who are now adults and parents themselves who had cordial when they were kids,” dietitian Dr Joanna McMillan told news.com.au

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“If under 35s are stopping, that does show the message around sugar-sweetened drinks is getting through.”

Between October 2014 - 2015, cordial sales declined 5.8 per cent by value and 11.2 per cent by volume, which follows years of declining sales.

Supermarkets including Coles and Woolworths have also been gradually cutting cordial shelf space as consumers opt for low sugar or no sugar alternatives.

VIDEO: Cottee's cordial ad from the 1980's