Potent bubbles
The Australian Soft Drink Association (ASDA) is lobbying the Australia New Zealand Food Authority (ANZFA) to limit the total level of caffeine from all sources in the energy drinks category. ANZFA presently looks into an application from Austrian energy drink manufacturer Red Bull which would limit direct caffeine but would leave the door open for more to be added in the form of guarana. ASDA is seeking a caffeine limit in energy drinks of 300 mg/kg which it says is approximately equivalent to 83 mg in a 250 ml single serve drink or about the same level of caffeine as in a cup of instant coffee. The present
maximum legal limit of caffeine in soft drinks at 145 mg/kg is below world cola manufacturing practice of about 200 mg/kg. Speaking of which..