Sort white socks separately from colored laundry
Shake off loose dirt before washing
Pre-soak socks in warm water with oxygen bleach
Rub stained areas with liquid laundry detergent or a paste of baking soda and water
Wash with the hottest water safe for the fabric
Use a heavy-duty detergent
Add oxygen bleach to the wash
Avoid using too much detergent
Do not overload the washing machine
Dry socks in sunlight if possible
Repeat the soak and wash for stubborn stains
Avoid chlorine bleach on elastic or delicate socks
Wash socks soon after wearing to prevent deep staining