17 May 2016 Last updated at 00:32 BST
Sales of Soylent, named after the 1973 science fiction film Soylent Green set in a dystopian future, were up 300% in 2015.
The BBC's Michelle Fleury decided to put it to the taste test on the streets of New York.
A Silicon Valley company says it has developed a drink that contains all the nutrients and calories a person needs.