Sweat odor can be a persistent problem in clothing, particularly in synthetic workout gear. Despite washing, the smell can return quickly. This is because bacteria from the skin build up in fabric fibers, causing the odor to stick.

To address the issue, it's necessary to break down this bacterial buildup. Using vinegar is often suggested, but this may not be enough to fully eliminate the problem. A guide by Degree Deodorant provides more information on how to get rid of sweat odor and prevent it from coming back.

Further details on preventing sweat odor and removing it from clothes are available from the guide, which covers the underlying causes of the issue and offers solutions.