Understanding the Influence of Traffic Light Labelling and Pricing on the Demand for Sugar Sweetened Beverages in Sri Lanka

The findings offer strong, evidence-based insights into the impact of both interventions on consumer behaviour. Although TLL and SSB taxation are aligned with global best practices and show clear potential, their effectiveness is currently limited by key policy gaps, particularly in awareness, equity, coverage, and tax design. Addressing these gaps will be critical to enhancing public health outcomes, reducing inequalities in dietary risks, and strengthening Sri Lanka’s response to diet-related non-communicable diseases (NCDs).