The use of a certified body lubricant does not usually affect pregnancy, but if you use a poor quality body lubricant it may jeopardize your health and pregnancy. The main ingredient in body lubricants is glycerin, which has no effect on male sperm or female eggs. If vaginal dryness occurs during intercourse, lubricant can be used appropriately to improve the quality of sex life. And lubricant is only used locally in the vaginal opening and vaginal wall, and will not enter the uterus, for women’s pregnancy generally have no effect, even if the use of lubricant after pregnancy is not harmful. However, if you use poor quality body lubricant, it may lead to symptoms such as redness, swelling or itching discomfort of the vaginal mucosa, and even induce gynecological inflammatory infections, which in turn affects pregnancy. Patients should use qualified lubricants under the guidance of doctors during the preparation for pregnancy, pay attention to sexual hygiene, and try to avoid frequent use of lubricants during the preparation period.