![Soylent founder Rob Rhinehart on original recipe side effects](https://hight3ch.com/wp-content/uploads/2016/12/soylent-founder-rob-rhinehart-on.jpg)
When Rob Rhinehart first tested Soylent, he was faced with some unusual side effects. Since his resources were limited, he had to test his product on a guinea pig — himself.
When Rob Rhinehart first tested Soylent, he was faced with some unusual side effects. Since his resources were limited, he had to test his product on a guinea pig — himself.