|Bias domain||Source of bias||Health-related claims studies|
|Selection bias||a. Random sequence generation||Were participants/products randomised to the health-related claim condition?|
|b. Allocation concealment||Were participants aware of claim allocation?|
|Performance bias||Blinding of participants and personnel||Were participants blinded to the aims of the study? (e.g. the impact of health-related claims on purchasing/consumption)|
|Detection bias||Blinding of outcome assessment||Were participants aware of the study outcomes?|
|Other bias||Anything else||
How were participants recruited?|
Were participants/products representative of the target population?
How was the study funded?
Were there any conflicts of interest reported?