Ovulation is a normal physiological phenomenon and will not have an odor. If there is an odor, it means that there is vaginal inflammation or other lesions. It is recommended to go to the hospital as soon as possible to give a routine laboratory examination of the white belt to understand the cause of the odor and then give the appropriate treatment. Ovulation is a normal physiological period for women. During ovulation, vaginal secretions increase and are as clear as egg whites with a good degree of lacrimation, which is unique to the leucorrhea during ovulation. If there is a change in the nature of the leucorrhea during the ovulation period or if there is an odor or other symptoms, it is an abnormal phenomenon. It is advisable to check promptly and keep the vulva clean during the ovulation period as the secretion is more, to reduce the chance of infection.