Do not rub the stain. You could push the soy sauce farther into the fabric or cause it to spread. You can also sprinkle cornstarch on the stain before treating it. Cornstarch absorbs liquid, but make sure to dust off any excess powder before blotting.

Before attempting to treat the stain at home, thoroughly read the care label of your garment: don’t attempt to treat “dry-clean only” garments at home. If you’re out of laundry detergent, use a baking soda mixture instead: mix 4 tablespoons (59 mL) baking soda and 1 US quart (0. 95 L) warm water. Alternatively, make a vinegar cleaning solution or make soap-based liquid detergent with borax.

You can also soak the garment in the sink, but don’t forget to set the stopper before you put your clothes in–your clothes could catch on the stopper and rip. Alternatively, throw the garment into the washer and use the pre-soak (or pre-wash) setting: use normal laundry detergent, but be sure to select the option for warm water.

If the stain remains, repeat the previous steps and launder again, or take the garment to a professional dry cleaner. If the stain is gone, machine-dry the garment as usual. Do not attempt to wash delicate fabrics, like silk or chiffon, at home.

To make a bleach-water solution, combine 2 teaspoons (9. 9 mL) bleach with . 25 cups (59 mL) water. [9] X Research source Make sure to thoroughly read the care label of your garment before attempting to treat the stain at home. “Dry-clean only” garments should be taken to a professional dry cleaning service as soon as possible.

If you prefer natural bleaching agents, use lemon juice or distilled white vinegar instead. Alternatively, pre-soak the stain with hydrogen peroxide. Run a colorfast test with hydrogen peroxide, then soak the garment in the solution for 1-2 hours. Rinse and launder normally.

If the stain remains, do not throw it in the dryer–the heat can set the stain permanently. Repeat the previous steps until the stain is removed, or take the garment to a professional dry cleaner. If the stain is gone, machine-dry the garment as usual.