Treat stains as soon as possible
Rinse the area with cold water
Pre-treat with liquid laundry detergent
Rub in a paste of baking soda and water
Soak in white vinegar and water
Use hydrogen peroxide on white fabrics
Use an oxygen bleach soak for washable items
Wash in the hottest water safe for the fabric
Avoid using chlorine bleach on sweat stains
Air-dry before checking if the stain is gone
Repeat treatment before machine drying if needed
Use enzyme stain remover on protein-based sweat buildup
Wash shirts inside out
Avoid heavy deodorant buildup by applying less
Switch to aluminum-free deodorant if buildup is frequent
Wear undershirts to reduce staining
Clean old yellow stains with a mix of baking soda, hydrogen peroxide, and dish soap
Follow the garment care label
Take dry-clean-only items to a professional cleaner