The evidence is undeniable: the Health Promotion Levy, enacted in 2018 to combat South Africa’s soaring rates of diet-related diseases, delivered on its promise. Multiple studies have demonstrated that the tax has successfully reduced both sugary drink consumption and overall sugar intake. 

READ MORE: Media Statement: No evidence that the Health Promotion Levy has led to job losses

In the first year alone, the volume of sugary drinks purchased plummeted by half, leading to a nearly one-third drop in sugar consumption. At the same time, South Africans turned to healthier options, replacing fizzy drinks with non-taxed options like water or diet beverages. These findings have been validated by peer-reviewed journals and industry alike. 

Cost-effective

Around the world, governments and international organisations have recognised that taxing sugary drinks is a simple, cost-effective way to promote public health. From the UK to the US to Mexico, these taxes have reduced sugary drink consumption without hurting the economy. In five US cities that implemented sugary drink taxes, sales of these drinks dropped and the trend continued over time. 

This op-ed was first published in the Daily Maverick on the 1st of November 2024. To read the entire article please click here.