The mission of Union des consommateurs is to represent and defend the rights of consumers, with particular attention paid to the interests of low-income households. [...] Following an unprecedented investigation into the state of world health, WHO and the Food and Agriculture Organization of the United Nations (FAO) sounded the alarm. [...] This research project proposes a review of the marketing practices aimed at children in Canada, the United States and Europe, and the regulatory and self-regulatory aspects of these practices. [...] Our study is meant to be an examination of the marketing of junk food to children, by acquiring a general view of the documents and studies pertaining to it. [...] This food classification system allows, on the one hand, for a food item like chips to end up in one of the categories, according to its nutritional value, fat, sodium and Trans fat content, and on the other hand, to make recommendations to maximize food choices from the desirable categories and to minimize, or better yet eliminate, products from the food category not recommended.