Table 3.

STRICT-NE criteria

STRICT-NE Element	Description
1. Preparation of dietary ingredient used in the intervention	How the dietary ingredient was prepared including delivery method (i.e., capsule, liquid, freshly prepared) The formulation of the dietary ingredient Identity of the preparer or supplier
2. Baseline/background diet	Baseline diet of the participants before the study began, including intake of the dietary ingredient being studied Rationale for assessment
3. Control of diet during intervention	Whether diet was controlled during the experiment Diet of participants during the intervention
4. Analysis of intervention conducted	Whether the intervention was analyzed to ensure contents contained the dietary supplement being studied How the analysis was performed and by whom
5. Analysis of absorption conducted	Whether the dietary ingredient being studied was properly absorbed after ingestion

STRICT-NE = Standard for Reporting Interventions in Controlled Trials essential to Nutritional Elements.