Funding for this research was provided by:
Global Alliance for Improved Nutrition (GAIN), Geneva, Switzerland, funded the main Tswaka study. DSM & UNILEVER were co-funders.
Received: 11 April 2019
Accepted: 15 July 2019
First Online: 1 August 2019
Compliance with ethical standards
: CMS received travel support from Unilever, DSM and Sight and Life; TMM received a speaking honorarium from DSM; LPS received travel support from DSM and Sight and Life. However, the principal investigator (CMS) made final decisions on the interpretation and dissemination of results. None of the other researchers has any conflict of interest.