The best time for estrogen 6 test is the 2nd to 4th day after menstruation, and any time can be chosen after menopause. Estrogen 6 is also known as sex hormone 6, the best time to do this test is on the 2nd to 4th day after menstruation, at this time, the follicle is in the early stage, the hormone level is in the basic state, which can well reflect the function of the ovaries, endocrine function is abnormal and so on, and menopausal women can choose any time for the test. The test specifically includes follicle stimulating hormone, luteinizing hormone, androgen, prolactin, estrogen and progesterone. You need to fast before the sex hormone test and try to take the test around 9:00 p.m., when the results are more accurate, and try to avoid staying up late and eat a light diet the day before the test.