Answer (1 of 34): Oh my God. The amount of men on this thread who have no idea what they're talking about. 🤦‍♀️ Staining can be a number of things. If it's pinkish or red/brown, she probably unexpectedly got her period. Blood doesn't wash out real well if the stain has set. If it's yellowish, it'
Why your vagina leaves 'bleached' patches in your underwear
What causes yellow stains in my underwear? - Quora
Vaginal Odor: What Causes It and How to Get Rid of It
My wife has very noticeable podder stains (brown) on her underwear. How can I approach the issue to her without making Her uncomfortable? - Quora
What could be causing the yellow deposit on my underwear I am noticing? - Quora
Does my vagina have bleaching powers?
Should women be worried about their underwear getting discoloured in the middle?
What Underwear Do Guys Like? Men Reveal Their Honest Opinions On Women's Lingerie
Paranoid his girlfriend cheated on him, so he dug through her trash to look at her used pads. : r/badwomensanatomy
Ask An OB-GYN: How Long Should I Keep My Panties Before They're No
What Do Bleach Stains in Your Underwear Mean?
How to avoid getting brown stains in my underwear - Quora
Would you date any man or woman who has skid marks/shit stains on their underwear? - Quora