What causes green urine?

Icterus: The most likely cause for green urine is billirubin in your urine. Billirubin elevates in your systerm when you are jaundice.

Green urine: Reasons for green urine include food dyes, medications (indocin, diprivan, amitriptyline), pseudomonas urinary tract infection or medical problems like ^ bilirubin.

Usually dyes or meds: There are few diseases that would result in green urine. Usually, green urine comes from dyes such as green or blue food coloring, or from ingestion of black licorice. Amitriptyline or Indomethacin can impart a greenish tinge to the urine. Multivitamins and supplements, can also create intense coloration of the urine. Foul odor and burning pain could point to a UTI cause.