Rub the stain with a clean nylon stocking, dry sponge, or soft brush to lift residue
Mix equal parts white vinegar and water, then dab onto the stain
Make a paste with baking soda and water, apply to the stain, and let sit
Rub a small amount of liquid laundry detergent into the stain
Let the shirt soak in cool water for 30 minutes to 1 hour
Wash the shirt in the warmest water safe for the fabric
Use oxygen bleach on white or colorfast shirts if needed
Repeat the treatment before drying if the stain remains
Avoid using the dryer until the stain is completely gone
For white shirts, try lemon juice or hydrogen peroxide on the stain
For dark shirts, test any treatment on a hidden area first
Use an enzyme stain remover for stubborn buildup
Prevent future stains by letting deodorant dry before dressing