Effect of front-of-package nutrition labeling on food purchases: a systematic review

This study systematically reviewed evidence from interventions on the effect of front-of-package (FOP) nutrition labeling on food purchases. The study design used in this study is a systematic review. Keyword search was performed in PubMed, Web of Science, Scopus, and Cochrane Library. Fifteen studies (10 randomized controlled trials, four pre-post studies, and one case-control study) met the eligibility criteria and were included in the review....