- Sponge the affected area with a cool water and detergent solution.
- Repeat using plain water to remove any detergent, then blot with dry paper towels to remove as much moisture as possible.
How do you remove dried sperm?
For semen stains that have dried, he recommends vinegar and baking powder or hydrogen peroxide (By itself! Don't combine with vinegar or it'll cause a reaction) to blot out the stain, followed by vacuuming.
Do sperm leave stains?
The first thing to know is that semen is a protein stain. There are other ingredients in there, but protein is the trickiest bit to clean. If semen has landed on something that can't be easily thrown in the washing machine—such as a couch cushion or a futon—then you can treat it by hand.
What color does sperm stain?
Semen (or seminal fluid) is typically white, cream or light gray. But sometimes semen takes on a different hue. Often, this color change isn't cause for concern. But some health problems can turn semen yellow.
How can you tell if a stain is sperm?
So, how do you tell if a stain is sperm? The best way to tell whether or not a stain is sperm is to use a black light, which will cause it to glow light yellow. However, this can also mean it is urine and not necessarily of human origin (cats and dogs tend to pee on fabric as well).