Hello
To understand how career counseling will help you you need to understand what career counseling actually is.
Career Counseling in the most simplest terms can be explained as a session of introspection, doubt clearing, suggetion seeking or giving or even training between a mentor and a mentee. When you go for a career counselling you can expect to be evaluated to be understood and given advises. No judgements, no pressure but unbiased calculated decisions.
Why do you need career counselling is the next question?
Because you are unsure of your career choices, or you have no standout interests, or you have doubts regarding stream selection, or you feel lost in your current field of profession and so on and so forth. The requirements may be never ending.