Low Self-esteem

What do you do when you find out that your daughter has low self-esteem? Do you try and encourage her and uplift her and tell her she is beautiful everyday? Or do you find activities that help build her up? Do you send her to counseling in hopes that they can get to the root of the issue so that you will have a better understanding as to what and how to go about helping her? What do you do when you find out that your daughter has low self-esteem?