A Review of Vitamin A Supplementation in South Sudan: Successes, Challenges, and Opportunities for the Way Forward.

Aim: To identify vitamin A supplementation (VAS) trends in South Sudan and provide insights to refocus VAS programming vis a vis polio eradication campaigns recently phased out while access to health care, land, food, and markets remain challenging.

Method: Review of data from survey and coverage reports; review of policy and program documents; key informant responses; general literature search.

Results: Vitamin A deficiency (VAD) is likely a severe public health problem among preschool-aged children in South Sudan based on a high under-5 mortality rate (96.