Over time, tiny particles from dirt, sweat, body oils, detergent residue, and even minerals found in water can build up deep inside fabric fibers.
The change happens so gradually that many people don’t notice it until they compare an old pair with a brand-new one.
At that point, the difference can be shocking.
The Laundry Mistake Millions of People Make
According to cleaning experts, one common mistake may actually make white socks look worse over time.
It often happens with the best intentions.