NOTES: This schematic assumes that the safety of infant formulas, foods, and ingredients permitted therein are assured by the U.S. Food and Drug Administration's (FDA's) regulatory processes. Each individual food item or formula should undergo the full evaluation presented.

^a A priority or emerging health issue as indicated in the phase I Review of WIC Food Packages report (NASEM, 2016), or based on other evidence collected by USDA-FNS specific to the WIC-eligible population.

^b The assessment of scientific evidence is conducted by a review of (1) statements or assessments of authoritative bodies such as the American Academy of Pediatrics, the Academy of Nutrition and Dietetics, or others deemed appropriate by USDA-FNS; (2) evaluation of Cochrane reviews; (3) evaluation of systematic reviews that follow a generally accepted and transparent procedure, and (4) other sources deemed appropriate by USDA-FNS.