The soft drink survey was carried out in May 2014 and products were checked the week commencing June 2.
According to the survey, fizzy drinks containing the highest amount of sugar, measured in teaspoons per 330ml, include:
Old Jamaica ginger beer- 13 tsp
Jammin sparkling ginger beer- 13 tsp
Club Orange- 12 tsp
Barr's original ginger beer- 12 tsp
Waitrose ginger beer- 11 tsp
Marks & Spencer fiery ginger beer- 11 tsp
Sainsbury's fiery ginger beer- 11 tsp
Sainsbury's cloudy lemonade- 11 tsp
Fanta grape flavoured drink- 11 tsp
Tesco fiery lemonade- 11 tsp
Two thirds of ginger beer drinks contain more sugar than Coca Cola- despite results that a typical can of Coca Cola contains as much sugar as three and half Krispy Kreme Donuts, according to Action on Sugar.
Results found Coca Cola contained nine teaspoons of sugar in a 330ml can.
According to data some elderflower sparkling drinks, such as Tesco Finest Grape & Elderflower Spritz containing 10 teaspoons of sugar, were also found to be higher in sugar than a can of Coke.