What causes yellow underwear?

There are more reasons for yellow underwear, which may be caused by urine or fecal residue, or gynecological inflammation such as bacterial vaginosis and vulvovaginal pseudomycosis.
1. Urine residue: yellowing of underwear may be caused by urine not being wiped off in time and remaining on the underwear, making it yellow.
2. Fecal residue: If you don’t wipe the feces clean after defecation, the residual feces in the anus may make the panties yellow.
3. Bacterial vaginosis: If bacterial vaginosis is present, there may be yellow marks on the panties as the discharge may appear yellow or yellowish green.
4. Vulvovaginal Pseudomonal Yeast Disease: Vulvovaginal Pseudomonal Yeast Disease (VVPD) may cause the panties to be stained due to secretions, and the panties may appear yellow or white.
The yellowing of underwear alone cannot accurately determine the cause, but also needs to be combined with the characteristics of the medical history, other test results to make an accurate judgment, it is recommended that the cause of the disease be clarified under the guidance of the doctor, targeted treatment.