The purpose of the article is to find ways to increase the meaning of life among teenagers. Many physiological and psychosocial changes occur in a person during this period of life. Adolescence is a period when a person experiences more conflict and psychological stress than childhood and searches more to find the meaning of his own life. Having a meaning and purpose in life can help in solving the identity crisis that teenagers usually face during this period of time. Considering the importance of the meaning of life in the physical and mental health of adolescents, the present study was conducted with the aim of reviewing the components related to the meaning of life in adolescents. The focus on the researched topic was extracted from 1386 to 1402. Studies show that mental health is a complex concept with different components, whose dimensions include independence, environmental mastery, personal growth, positive relationships with others, purpose in life, and self-acceptance. All these factors can be considered as key components in the definition of mental health. On the other hand, the meaning of life is continuously related to the consequences Positive mental health is related. The results show that one of the important evolutionary tasks of humans is the process of identity formation, and successful identity formation is directly related to the meaning of life. Identity is the internal and fundamental aspect that helps a person to be connected with his past and feel continuity and integrity.