I've read so many times on here that a person will start to lose AFTER upping their carbs and fat content.
I personnal think you need to increase both as your body may think it is being starved...and a starved body refuses to let go of those pounds. 10-12x calories a day is a minimum...you need more calories if you are exercising and more carbs.

Before you dig deeper....it may be something as simple as eating more...

just my opinion.....cin