Costa Rica: Warning octagons are the most effective front-of-food labeling system in Costa Rica, according to study

A study conducted by Asociación Costa Rica Saludable, the Pan American Health Organization/World Health Organization (PAHO/WHO) and the Costa Rican Institute for Research and Education in Nutrition and Health (INCIENSA), showed that warning octagons are the most effective nutrition labeling system to correctly identify food products that are less harmful to health and to influence purchasing decisions.