The main reason for these orange marks is a chemical called benzoyl peroxide, a common acne-fighting ingredient. You’ll find it in popular over-the-counter products like PanOxyl, Clearasil, Neutrogena, and many prescription creams.
While it’s excellent for clearing skin, benzoyl peroxide is also a powerful oxidizer, working similarly to liquid bleach. When it comes into contact with fabric, it doesn’t create a traditional “stain”—instead, it removes the dye from the fibers.
Why the Spots Turn Orange
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