The Real Reason Orange Stains Keep Appearing on Your Towels March 23, 2026 by Youssef ADVERTISEMENT Even homes without well water can have enough iron in the system to cause discoloration. 2. Beauty Products Can Be Sneaky Stain-Makers Many personal-care products contain ingredients that interact with water or fabric, leaving behind orange or yellow marks. These include: Self-tanners βPreviousNextβ