Laundry stains occur on a variety of garments in various ways. It is common for underwear fabric to become stained over time. Blood, feces and urine are the common causes of stains in underwear. Generally, you cannot simply wash these stains out by laundering as you normally would. However, brown stains do not have to ruin your briefs. Many methods will remove the stains and restore the look of the briefs.
Rinse the brief thoroughly with cool water.
Sprinkle the brown stain with baking soda. Scrub the baking soda into the stain with a soft scrub brush.
Rinse the briefs in cool water and launder as you normally would.
Rinse the briefs in cool water. Apply a pretreat stain remover to the brown stains and allow to sit for 10 minutes.
Fill your washing machine with cool water. Add laundry detergent to the water. Fill the bleach dispenser with the appropriate amount of bleach.
Submerge the briefs in the washing machine and allow the washer to complete a full cycle.
Rinse the briefs in cool water and lay them out flat on a towel.
Saturate a sponge in white vinegar. Blot the stain with the sponge. Start at the edge of the stain and work toward the center.
Launder the item as you normally would.
Fill a container with cool water. Add ½ cup of laundry detergent to the water and mix well.
Submerge the briefs in the cool water. Scrub the briefs with itself at the area of the stain.
Allow the briefs to soak in the water-laundry detergent for ½ hour. Launder the briefs as you normally would.