100 years of salt iodization in Switzerland

July 2023

In this issue:

A history of Switzerland’s salt iodization program
A tribute to Michael Zimmermann’s stewardship of the newsletter and the new direction of the IDD newsletter
The data on salt iodization and urinary iodine
Re-emergence of iodine deficiency in Sri Lanka
The contribution of processed foods to iodine intake in Tanzania
Using sentinel surveys in China
The Bon Sel Initiative
Regional iodized salt trade in West Africa