Dried blood stains are more difficult to remove than fresh stains. Your need cold water, salt, hydrogen peroxide, mild bar soap, a clean towel and a mixing bowl.
Gather your supplies
Gather your supplies together on a protected work surface.
Fill the bowl
Fill the bowl with cold water. Leave an inch or two of space at the top to prevent the water from overflowing.
Soak the clothing
Immerse the article of clothing in the cold water. Allow the clothing to soak for 30 to 60 minutes. Add a bit of detergent to the water and move the clothing around. Pull the clothing out of the bowl and check the stain. Move on to the next step if the stain is still present.
Return the article of clothing to the bowl of water, and let it soak overnight.
Soak in saline
Empty the bowl. If part of the stain remains, mix 2 quarts of water and 1 cup of salt. Soak the clothing in the mixture for 30 minutes.
Rub with soap
Rub the stain with soap, and rub the fabric together using your hands.
Dab with peroxide
Dab the stain with hydrogen peroxide. Rinse the stain with cold water.
Wash in cold water
Wash your clothing in the washing machine with cold water. Hang to dry. If the stain remains, take the article of clothing to a dry cleaner for assistance.