How To Get Rid Of Yellow On Phone Case

Mobile Phone

Are you frustrated by the unsightly yellow stains on your phone case? Don’t worry, you’re not alone! Over time, phone cases can develop yellow discoloration due to factors like exposure to sunlight, dirt, and oils from our hands. Not only does this affect the appearance of our beloved mobile devices, but it can also leave us wondering how to get rid of the yellow on our phone cases.

In this article, we will provide you with effective tips and tricks to restore your phone case to its former glory. From simple home remedies to specialized cleaning products, we have got you covered. Say goodbye to yellow stains and say hello to a fresh and clean phone case!

Inside This Article

  1. Reasons for Yellowing of Phone Cases
  2. Methods to Remove Yellow Stains from Phone Cases
  3. Preventive Measures to Avoid Yellowing of Phone Cases
  4. Conclusion
  5. FAQs

Reasons for Yellowing of Phone Cases

Phone cases are a popular accessory for protecting our beloved smartphones. However, over time, you may have noticed that your once pristine phone case has developed a yellowish tint. This can be frustrating and may make you wonder why this discoloration occurs. Here are a few common reasons for the yellowing of phone cases:

1. UV Exposure: One of the primary culprits behind the yellowing of phone cases is prolonged exposure to ultraviolet (UV) rays. Just like with other plastic materials, phone cases can be susceptible to UV damage. Over time, the UV rays from the sun can cause the phone case to fade and turn yellow.

2. Heat and Humidity: Another factor that can contribute to the yellowing of phone cases is exposure to heat and humidity. When exposed to high temperatures or moisture, some phone cases may undergo a chemical reaction that leads to discoloration.

3. Environmental Factors: The environment in which you use your phone case can also impact its color. For instance, if you often use your phone in areas with excessive smoke, such as near a barbecue or in a smoking area, the pollutants can build up on the phone case and cause it to yellow.

4. Chemical Reactions: Certain substances, such as oils from your hands or cosmetic products, can react with the materials of the phone case and result in discoloration. The chemical composition of these substances can vary, and not all phone cases will react in the same way.

5. Aging: Over time, even without any specific external factors, phone cases can naturally age and develop a yellowish hue. This is particularly common with clear or translucent cases that are more prone to discoloration.

It’s important to note that the extent and speed of yellowing can vary depending on the quality and materials used in the phone case. While some cases may be more resistant to discoloration, others may show signs of yellowing more quickly.

Now that you understand some of the reasons behind the yellowing of phone cases, let’s explore how you can remove those unsightly stains in the following section.

Methods to Remove Yellow Stains from Phone Cases

Yellow stains on phone cases can be frustrating, but there are several effective methods you can try to remove them. Here are some tried-and-true techniques:

  1. Mild Soap and Water: Start by mixing a few drops of mild soap with water. Gently scrub the yellowed areas of the phone case using a soft cloth or sponge. Rinse it thoroughly with clean water and let it dry completely before using it again.
  2. Baking Soda Paste: Create a paste by mixing baking soda with a small amount of water. Apply the paste onto the yellowed spots and let it sit for 15-20 minutes. Then, scrub the case with a soft brush or cloth. Rinse off the paste with water and dry the case thoroughly.
  3. Vinegar and Baking Soda: If the yellow stains are stubborn, try a mixture of vinegar and baking soda. Make a thick paste by combining equal parts of vinegar and baking soda. Apply it to the affected areas and let it sit for 30 minutes. Gently scrub the case and rinse it off with water. Dry the case completely.
  4. Hydrogen Peroxide: Another effective solution is hydrogen peroxide. Dip a cotton swab or a clean cloth in hydrogen peroxide and apply it to the yellowed areas. Let it sit for a few minutes, then rinse it off with water. Dry the case thoroughly.
  5. Eraser: If the yellow stains are minor, you can try using a pencil eraser to gently rub them away. Rub the eraser gently over the yellow spots until they fade. Wipe off any residue with a clean cloth.
  6. Non-Gel Toothpaste: Non-gel toothpaste can also work wonders in removing yellow stains from phone cases. Apply a small amount of toothpaste to a soft cloth and rub it onto the yellowed areas in a circular motion. Rinse off the toothpaste and dry the case completely.

Remember to test any cleaning method on a small, inconspicuous area of the phone case first to ensure that it doesn’t cause any damage or discoloration.

By trying these methods, you can effectively remove yellow stains from your phone case and restore its original appearance. Remember to clean your phone case regularly to prevent any future yellowing.

Preventive Measures to Avoid Yellowing of Phone Cases

While there are methods to remove yellow stains from phone cases, it’s always better to prevent them from occurring in the first place. By taking some preventive measures, you can keep your phone case looking clean and new for a longer period. Here are some tips to help you avoid yellowing of your phone case:

  1. Keep your phone case clean: Regularly clean your phone case to remove dirt and oils that can cause yellowing. Use a mild soap or detergent diluted in water and gently scrub the case with a soft cloth or sponge. Rinse it thoroughly and allow it to dry completely before putting it back on your phone.
  2. Avoid exposure to heat and sunlight: Extended exposure to heat and sunlight can accelerate the yellowing process. Keep your phone case away from direct sunlight, and avoid leaving it in hot cars or near heat sources like radiators. Additionally, try to keep your phone in a cool, shaded area when not in use.
  3. Choose a high-quality case: Invest in a phone case made of high-quality materials that are resistant to yellowing. Look for cases made of materials like silicone or TPU (thermoplastic polyurethane), as they are less prone to discoloration. Additionally, opt for cases with UV protection to minimize the effects of sunlight.
  4. Avoid contact with chemicals: Certain chemicals, such as those found in cleaning products, lotions, and oils, can cause discoloration on phone cases. Be mindful of what substances come into contact with your case, and try to avoid using any harsh or abrasive chemicals on or near it.
  5. Handle your phone case with clean hands: Oils, dirt, and sweat from your hands can transfer onto your phone case, leading to yellowing over time. Wash your hands thoroughly before handling your phone or its case to minimize the transfer of these substances.
  6. Store your phone case properly: When you’re not using your phone case, store it in a clean and dry place, away from dust and direct sunlight. Consider using a protective pouch or a designated case storage box to prevent any external factors that may contribute to yellowing.
  7. Avoid contact with dyed materials: Be cautious when using your phone case near clothes or surfaces that are dyed. The dyes can transfer onto the case, causing discoloration. Take extra care to avoid prolonged contact with dyed fabrics or materials.
  8. Regularly inspect your phone case: Check your phone case periodically for any signs of discoloration or yellowing. Catching it early can allow you to take immediate action to clean or replace the case before the yellowing becomes more noticeable.

By following these preventive measures, you can significantly reduce the chances of yellowing on your phone case. Not only will this keep your phone case looking pristine, but it will also provide better protection for your phone, ensuring that it remains in top condition for longer.


Getting rid of yellow stains on your phone case can be a simple and effective process. By following the steps outlined in this article, you can restore your phone case to its original pristine condition. Whether it’s using household items like vinegar or baking soda, or opting for specialized cleaning solutions, there are numerous methods to choose from. Remember to always read and follow the instructions provided by the manufacturer or product label.

Regular maintenance and cleaning of your phone case can help prolong its lifespan and enhance its appearance. It’s important to keep in mind that prevention is key, so taking proper care of your phone case from the start can help minimize the risk of yellowing. And if all else fails, you may also consider replacing your phone case with a new one.

With a little effort and the right approach, you can say goodbye to those unsightly yellow stains and keep your phone case looking as good as new.


1. How did my phone case turn yellow?

There are several factors that can cause your phone case to turn yellow over time. One common culprit is exposure to sunlight and UV rays, which can cause the material of the case to degrade and discolor. Additionally, chemicals from hand creams, makeup, oils, and other substances can gradually accumulate on the surface of the case, leading to discoloration. Finally, poor quality materials used in the manufacturing of the case can also contribute to yellowing.

2. Can I prevent my phone case from turning yellow?

While it may be difficult to completely prevent your phone case from turning yellow, there are steps you can take to minimize the chances. First, choose a high-quality case made from materials that are less prone to yellowing. Opt for cases with UV protection or ones that are specifically designed to resist discoloration. Secondly, try to minimize your phone case’s exposure to direct sunlight or UV rays by keeping it in a bag or pocket when not in use. Finally, regularly clean your phone case to remove any buildup of oils or chemicals that could lead to yellowing.

3. How do I clean a yellowed phone case?

There are various methods to clean a yellowed phone case. One simple approach is to create a mixture of water and mild soap or dish detergent. Gently scrub the case with a soft brush or cloth soaked in the soapy water, paying extra attention to the discolored areas. Rinse the case thoroughly with clean water and pat it dry with a clean cloth. Another option is to use a mixture of baking soda and hydrogen peroxide. Make a thick paste using the two ingredients and apply it to the yellowed areas. Leave the paste on for a few hours or overnight, then scrub it off and rinse the case clean.

4. Can I use bleach to whiten my yellowed phone case?

Using bleach to whiten a yellowed phone case is not recommended. Bleach is a strong chemical that can damage the material of the case or cause it to become brittle. Additionally, bleach may leave behind residue or discoloration, making the case look even worse. It’s best to stick to gentler cleaning methods, such as soap and water or baking soda and hydrogen peroxide.

5. What should I do if my phone case remains yellow after cleaning?

If your phone case remains yellow after cleaning, it’s possible that the discoloration has become permanent. In such cases, you may need to consider replacing the phone case with a new one. However, before doing so, you can try alternative cleaning methods or seek advice from the manufacturer or a phone case specialist to see if there are any other options to restore or improve the appearance of the case.