Workout Clothes Still Smell After Washing? Check the Wash Before Adding More

Check what this garment can tolerate

Before running another wash, read the instructions for washing, bleaching and drying separately. Permission to machine-wash does not settle the other two questions. GINETEX’s care-symbol overview separates these care processes.

Find the instructions for the actual garment, not just its main fiber. If the label is missing or unclear, ask the maker before changing the temperature or adding a treatment. For lululemon items, its wash-and-care guidance points to the product page’s “Fit and Feel” section for specific material and care information.

This guide covers washable synthetic workout clothing. It does not provide a soaking recipe or instructions for disinfecting clothing.

Check the detergent dose and what else went into the wash

If you added extra detergent because the clothes smelled, check the product’s dosing instructions before repeating that wash. The American Cleaning Institute explains that both too much and too little detergent can leave clothes less clean. An arbitrary half-dose is no better a rule than an extra capful.

Nike’s workout-clothing care guide warns that excess detergent can build up in the fibers. It also advises avoiding fabric softener and dryer sheets; lululemon says softeners can interfere with its fabrics’ technical capabilities. If you have been using them, leave them out of the next label-compatible wash. That does not guarantee one wash will remove previous buildup.

The illustration shows what to check, not a universal dose. Use detergent suitable for both the garment and the washer, and measure it according to its instructions. Keep a suitable product you already own; a sports-specific detergent is not a required purchase just because the garment smells.

Prepare the load, then wash and dry within its limits

For the next permitted wash, make these changes where they fit the garment’s instructions:

• Turn workout clothes inside out, as Nike recommends.
• Wash similar fabrics and colors together. lululemon specifically advises keeping cotton fabrics and towels out of its technical-fabric loads.
• Check the temperature and cycle. Nike recommends cold water and a gentle cycle for performance workout clothing, but the actual garment’s instructions govern your choice.
• Follow the drying instructions as carefully as the wash instructions. Nike recommends air drying or the lowest dryer heat for synthetic workout clothing; use a dryer only when the garment permits it.

After future workouts, take damp clothing out of the gym bag. Nike recommends hanging it up immediately until it is dry or ready to wash. This is a step before washing, not a replacement for it.

If the smell remains, narrow down the next question

Check the garment again once it is fully dry. If the odor has gone, keep the corrected routine rather than adding another product.

If it remains, note which garments are affected, the detergent and dose used, whether you used softener, and the wash and drying settings. This gives the maker something concrete to assess. Ask about a treatment for that exact garment before trying a stronger product or a longer soak; this guide cannot promise removal of every lingering odor.

If unrelated loads also smell, consult the washer’s own odor and maintenance guidance rather than assuming every garment needs a different detergent. If you notice damage, stop experimenting with stronger washes and ask the garment maker about care or replacement.

Only if you are already considering a new pair of leggings, continue with what to check when choosing nylon or polyester leggings. It helps compare the actual garment’s features and fit; changing the fiber name is not this guide’s remedy for a failed wash.