Evolution of the overall nutritional quality of food categories consumed at breakfast or as snacks: a repeated cross-sectional analysis of products sold in the province of Québec (Canada)

< 0.001). This study showed that opportunities for product improvement, such as reformulation and the introduction of new products, have not been well integrated yet by food manufacturers in the most commonly purchased products. It highlights the importance for public health authorities to continue to actively develop, implement, evaluate, and support initiatives aimed at improving the overall nutritional quality of prepackaged foods.