African Potato (Hypoxis hemerocallidea also known as Hypoxis Rooperi) has a long history of use by traditional healers. Recently it has attracted the interest of the biomedical and ethnobotanical community because of its unusual chemical constituents and their efficacy in the treatment of immune system disorders.
Researchers have found that the plant sterols and sterolins, which are found in high concentrations in the African potato, increase the functioning of T-cells, which control and regulate the immune system. This increases the body's natural resistance to disease and helps fight illnesses. Reduction in allergy symptoms has also been shown. African Potato is excellent for urinary tract infections