Turning FOP nutrition labels into action: A systematic review of label+ interventions

•The effectiveness of nutrition labels in modifying dietary choices remains limited.•Complementary interventions may be needed to target barriers that prevent individuals from processing and acting upon FOP nutrition labels.•There is limited evidence for the effectiveness of supporting nutrition labels with educational material or reference information.•The evidence for supporting nutrition labels with interactive digital interventions, such as basket feedback, or financial incentives is promising.