Knowledge and Utilisation of Iodised Salt by School Children and Food Vendors in Dar es Salaam, Tanzania.

Background: Universal Salt Iodisation (USI) is globally accepted as a cost-effective strategy for controlling Iodine Deficiency Disorders (IDD). However, there is a paucity of data on the proper use of iodised salt among food vendors. Thus, the present study assessed the School food environments and iodised salt practices among school food vendors in Tanzania.