The normal range of plasma testosterone in adults is 300-1000 ng/L in men and 200-800 ng/L in women, and the normal range of plasma testosterone may vary at different times. Testosterone is present in both males and females and the normal range of plasma testosterone may vary at different times. In both women and men, it is 100~200ng/L in puberty (late adolescence), and increases in adulthood, about 200~800ng/L in women, 300~1000ng/L in men, and 80~350ng/L in women during menopause. The above are the normal ranges of testosterone in different genders and at different ages. Testosterone increase or decrease should go to the hospital in time, under the guidance of the doctor for treatment, daily attention to dietary health, avoid high oil and high fat food, less spicy and stimulating food, pay attention to rest, avoid overwork, pay attention to the combination of work and rest, moderate sports.