Removing Yellow Underarm Stains
Underarm stains caused by sweat can be removed using the following methods.
Instructions:
1. Vinegar: Pour it directly on the stain and leave it on for 30 minutes.
2. Hydrogen peroxide: Only for white clothing. Pour it directly on the stain and leave it on for 30 minutes.
3. Baking soda and water: Make a paste of the ingredients and work it into the stained area with an old toothbrush. Leave it on for 2-3 hours then wash.