Appetite Loss: The pulp or the juice of grapefruit helps patients recover quickly from fevers, and it reduces the burning sensation that occurs when the body reaches a high temperature. 

Fever: Grapefruit works as an excellent appetite suppressant as compared to many other substances and foods. 

Indigestion: Grapefruit is useful for solving the problem of indigestion. It is very light as compared to other foods and thus, acts immediately on indigestion by easing the heat and irritation caused in the stomach. 

* Insomnia: A simple glass of grapefruit juice can promote healthy sleep and alleviate the irritating symptoms and repercussions of insomnia.