What are the most effective methods to help someone regain her self-esteem?

See Below : Start small -- look at things you do well, doesn't matter how small they seem to you (cooking, cleaning, focusing on something, being a good employee). Add one thing to your list each day. Start from small accomplishments -- create small goals that are achievable (e.g. Exercising for 20 min/day); listen to positive feedback that people give you and enjoy compliments you receive.