Table 2.

Eligibility criteria

Inclusion criteria	Original research article
	Written in English
	Studies focused on social media (as per chosen definition*)
	Studies focused on self‐directed social media use for support with direct breastfeeding
Exclusion criteria	Written in another language
	Studies focused on other populations, for example, not those currently breastfeeding
	Studies focused on social media use for wider parenting support
	Studies limited to support for exclusive expression only
	Studies focused on social media use for breastfeeding promotion rather than support
	Studies limited to health professional input to the exclusion of peer support
	Studies focused on technology outside the identified definition of social media
	Studies focused on social media as a controlled intervention

Note: * indicates a truncation enabling database searching of the main stem of the word.