That is diluted urine.
Can be from excessive hydration.
Also kidney problem possible.
That should be checked with blood tests.
However diarrhea and flushing can be due to the excessive serotonin in the body.
Serotonin metabolites can cause diarrhea and flushing.
If you are on an antidepressant then that can be a common caus.
Less commonly this can be due to the carcinoid syndrome.
This is a type of small intestinal tumors which produce excess serotonin.
That is checked by the 24 hour urine HIAA level --a different test that what you had.
A gastroenterologist should be consulted with.
It was my pleasure to help you today.
If I have answered all your questions, Please rate my response Excellent (click on the smiley faces) under this chat box only.
Please bookmark my profile for asking further questions!
This is the link to my profile: