The answer to 'why is my bathroom discolored' is that common causes include hard water stains, mold and mildew buildup, mineral deposits, and improper cleaning. Discoloration can appear as yellow, brown, or green stains on tiles, grout, sinks, and other surfaces. This is often due to a combination of moisture, soap scum, and mineral-rich water.
To address bathroom discoloration, you'll first want to identify the specific cause. If it's hard water stains, you can try cleaning with a vinegar or lemon juice solution. For mold and mildew, use a bathroom cleaner with bleach or hydrogen peroxide. Mineral deposits may require a stronger acid-based cleaner. In some cases, deep cleaning or re-grouting may be necessary. If the discoloration persists or covers a large area, it's best to call in a professional cleaning service to properly restore your bathroom.