Wash the clothes as soon as possible
Turn garments inside out before washing
Use the hottest water safe for the fabric
Add a cup of white vinegar to the wash
Use baking soda in the wash or as a pre-soak
Pre-treat sweaty areas with liquid laundry detergent
Soak clothes in cold water with vinegar or baking soda before washing
Use an enzyme-based detergent
Avoid using too much detergent
Do not overload the washing machine
Air-dry clothes completely
Dry clothes in sunlight when possible
Repeat washing if the smell remains
Avoid fabric softener on smelly workout clothes
Clean the washing machine regularly
Store clothes only when fully dry