The article discusses the persuasive use of metaphors in the online discourse of influencers of the bodypositive movement, which aims to change the way society thinks about the body. Three cases will be considered: (a) first, the similarities in the conceptual metaphors used by the representatives of the two languages, (b) the metaphors used only in Spanish, (c) finally, the metaphors used only in the discourse in Polish. These three situations have been analysed and documented using examples Spanish and Polish examples, taken from publications posted on the Instagram platform.