The Earliest Food Deserts: Availability of Infant and Follow-on Formula, and Lactation Support Products among Stores in Black and Non-Hispanic White Zip Codes in Los Angeles County.

Objectives: This study investigates the availability, accessibility, and product depth of in-store infant feeding and galactagogues products in majority Black and majority white zip codes in Los Angeles County.

Methods: A cross-sectional study was conducted to determine racial/ethnic neighborhood differences in the availability of infant and follow-on formula and galactagogues products in 47 retail stores in 21 zip codes. Store-level data were collected in June 2019 and an observational tool for galactagogues products and infant/follow-on formula (availability, accessibility, product depth) was employed at each store.