Public health scholarship has uncovered a wide range of strategies used by industry actors to promote their products and influence government regulation. Less is known about the strategies used by non-government organisations to attempt to influence commercial practices. This narrative review applies a political science typology to identify a suite of ‘inside’ and ‘outside’ strategies used by NGOs to attempt to influence the commercial determinants of health (Source: https://globalizationandhealth.biomedcentral.com/articles/10.1186/s12992-023-00978-x )