Everyone has protien in your body.A certain amount is normal.
When you have too much in your blood or urine it can be due to many different reasons.
Your best bet is to go to a Hematologist and have him run some tests if you think you have high protien.
You could have anything from a change in menstral cycle, an infection, eatting too many foods high in protien, or etc...
The Liver helps filter out the protien from the body.
Get it checked out the best prevention is early detection in any case.
Hope this helped you!