How to Remove Sour Smell From Clothes After Washing (Simple Fix)

If you need to remove sour smell from clothes after washing, this simple method eliminates the odor and keeps your laundry fresh. Sour‑smelling laundry happens when bacteria, detergent residue, and moisture get trapped in fabric fibers. The good news is that you can fix it quickly—and prevent it from returning.

Related guide: How to Remove Musty Smells From Towels (Fast & Permanently)

Why Clothes Smell Sour After Washing

A sour odor usually means:

• the washer was overloaded
• detergent didn’t rinse out fully
• clothes sat damp too long
• bacteria grew inside the fabric

This is extremely common with towels, athletic wear, and cotton shirts.

1. Rewash Clothes With Vinegar

Run a hot or warm cycle with:

• 1 cup white vinegar
• No detergent

Vinegar breaks down residue and kills odor‑causing bacteria.

The CDC notes that proper sanitation and hot water help reduce microbial buildup in fabrics.

2. Wash Again With Baking Soda

Run a second cycle with:

• ½ cup baking soda
• No detergent

Baking soda neutralizes sour odors and restores softness.

Good Housekeeping’s cleaning experts recommend this method for deep odor removal.

3. Dry Clothes Completely

Sour smells return when clothes stay damp too long. Dry using:

• high heat in the dryer
• or full sun if line‑drying

Never leave clothes sitting in the washer.

4. Prevent Sour Smells Going Forward

• Don’t overload the washer
• Use the correct amount of detergent
• Remove clothes immediately after the cycle
• Clean your washing machine monthly
• Avoid leaving damp laundry in baskets

Related guide: How to Remove Mildew Smell From Clothes