The sour smell on towels often is a result of mildew or mold forming on them. Improper laundering can cause towels to have a sour smell after you dry them. Remove the odor by properly laundering the towels with common items you have around your home.
How do you get the sour smell out of bath towels?
Just add one cup of white vinegar to a load and wash your towels with no detergent or bleach in warm or hot water. If you notice that your towels still have a smell after using this hack, you can combine both hacks by first washing your stinky towels with vinegar, then running another load with the baking soda.27 May 2021