Green
urine color is most likely caused by foods you have eaten lately or medications
you are taking.
Foods can cause a green urine color. For example, Asparagus is know to cause a darker yellow urine color or a green urine color. Artificial food coloring can also be the culprit of green urine.
Medications and drugs can cause your urine to turn green, since many of these contain dyes. Some medications, can also have a side effect of changing your urine color.
You need to ask yourself if it is really green urine, or could it be a blue urine color?
Rinsapin is an antibiotic that can cause a green urine or blue urine
color.
Any other medication that uses a green dye in the medicine
can cause a green urine color.
There are no known diseases that would cause a green urine color, so if your urine looks green, it is most likely related to something you have ingested.