The document is available.

Good morning

I have published article on sugar fortification with vitamin A

You can get it from the link below 

https://www.ajol.info/index.php/sjms/article/view/38487

It's not most recent, but you may be interested in: Tam E, Keats EC, Rind F, Das JK, Bhutta AZA. Micronutrient Supplementation and Fortification Interventions on Health and Development Outcomes among Children Under-Five in Low- and Middle-Income Countries: A Systematic Review and Meta-Analysis. Nutrients. 2020 Jan 21;12(2):289. doi: 10.3390/nu12020289. (free access)