What is the difference between different colored urine?

Addendum 1:

There was an alchemist in Germany who liked to cook some strange things to extract gold. One day he thought that yellow urine could also be boiled to produce gold?

Then he collected more than 60 buckets of urine, heated them over a high fire and evaporated them, and finally obtained a glittering object. The alchemist named it Phosphorum, which means "phosphorus element" in Chinese.

Addendum 2:

Since we are talking about urine, reply "Laughing urine" in the background and read an article that will make you laugh ~

One minute with the doctor, the postures keep changing - End of this episode -