The reasons for having pink discharge depend on different situations: first, gynecological inflammation, if suffering from cervical erosion, cervicitis, etc., due to edema after the inflammation of the mucosal tissue, there may be a breakage situation, causing the leucorrhea to contain a small amount of bloody discharge. Second, ovulatory bleeding, some women may experience bleeding at the time of ovulation. Third, if you have recently had sex and no contraception, you should rule out whether you are pregnant with a pre-eclampsia miscarriage. Fourth, endocrine disorders, if the woman is over 40 years old, you need to consider whether the bleeding phenomenon is caused by the decline of ovarian function. If not, a hormone six test can be done to determine the cause. Fifth, endometrial lesions, emotional instability, and taking emergency contraceptives may cause this phenomenon to occur.