Someone always mentions developing world.

Soylent needs clean water and currently costs a couple of hundred dollars per month.

20% of the world's population live on less than $1.25 per day. About one billion people lack access to clean water.

http://povertydata.worldbank.org/poverty/home

http://www.who.int/water_sanitation_health/mdg1/en/index.htm...

The World Food Programme already has a range of products to use for develping nations. See their information, especially the pricing, here.

https://www.wfp.org/nutrition/how-wfp-fights-malnutrition

http://documents.wfp.org/stellent/groups/public/documents/co...

https://www.wfp.org/nutrition/special-nutritional-products

"Fights world hunger" is just another claim made by Soylent in apparent ignorance of what already exists.