Can fabric whitener be used in washing machine

By sarvottam

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Fabric whitener, also known as fabric bleach or fabric brightener, is a popular laundry product that promises to make white clothes appear whiter and brighter. It is commonly used to remove stubborn stains, eliminate yellowing, and restore the vibrancy of white fabrics. However, many people wonder if fabric whitener can be safely used in a washing machine without causing any damage or adverse effects. In this article, we will explore the use of fabric whitener in washing machines and provide valuable insights to help you make an informed decision about using this product in your laundry routine.

Understanding Fabric Whitener and How It Works

Fabric whitener contains active ingredients, such as hydrogen peroxide or sodium hypochlorite, which work to break down and remove stains and discoloration from white fabrics. These ingredients act as bleaching agents, helping to lift and dissolve stubborn stains and brighten the fabric’s appearance. Fabric whitener is typically used by adding it to the washing machine along with the regular laundry detergent.

The Impact of Fabric Whitener on Washing Machines

1. Bleaching Effect:

The primary concern with using fabric whitener in a washing machine is its potential bleaching effect on colored fabrics. Fabric whitener is designed for use with white fabrics only and can cause fading or discoloration in colored or dyed fabrics. It is essential to separate white and colored laundry and use fabric whitener only when washing white clothes.

2. Residue Buildup:

Fabric whitener, like fabric softeners, can leave a residue in the washing machine if not used properly. The residue can accumulate in the dispenser drawer and other parts of the machine, leading to clogging and affecting the machine’s efficiency.

3. Damage to Machine Components:

Using fabric whitener excessively or directly on the clothes without dilution can lead to damage to the washing machine’s drum and other components. The strong bleaching agents in fabric whitener can corrode or deteriorate certain parts of the machine over time.

4. Potential Health Concerns:

Fabric whitener contains chemical agents that can be harmful if ingested or come into contact with the skin or eyes. It is essential to handle fabric whitener with care, following the manufacturer’s instructions and safety guidelines.

Best Practices for Using Fabric Whitener in Washing Machines

To use fabric whitener safely in your washing machine and avoid potential issues, consider the following best practices:

  1. Read and Follow Instructions: Always read and follow the manufacturer’s instructions on the fabric whitener product label. Pay close attention to the recommended dosage and usage guidelines.
  2. Dilute Before Use: To prevent damage to the washing machine and excessive bleaching of clothes, dilute the fabric whitener with water before adding it to the machine. This will ensure even distribution and reduce the risk of residue buildup.
  3. Use for White Fabrics Only: Fabric whitener is intended for use with white fabrics. Avoid using it on colored or dyed clothes to prevent discoloration.
  4. Clean the Machine Regularly: To avoid residue buildup, clean the washing machine’s dispenser drawer and drum regularly. This will help maintain the machine’s efficiency and prolong its lifespan.


Fabric whitener can be a helpful product for brightening and revitalizing white fabrics. However, it should be used with caution in washing machines to avoid damaging the machine or causing harm to colored fabrics. By following the recommended dosage, diluting the fabric whitener with water, and using it exclusively for white fabrics, you can safely enjoy the benefits of fabric whitener in your laundry routine.


  1. Can fabric whitener be used with colored fabrics? No, fabric whitener should only be used with white fabrics. Using it on colored or dyed fabrics can lead to fading or discoloration.
  2. Is fabric whitener the same as regular bleach? Fabric whitener and regular bleach are similar in that they both contain bleaching agents. However, fabric whitener is specifically formulated for use on fabrics, while regular bleach may contain additional chemicals not suitable for laundry use.
  3. Can fabric whitener remove tough stains? Yes, fabric whitener is effective in removing tough stains from white fabrics. However, for heavily stained garments, pre-treating with a stain remover before washing may yield better results.
  4. Is fabric whitener safe for all types of washing machines? Fabric whitener is generally safe for most types of washing machines. However, it’s essential to read the manufacturer’s guidelines and instructions before using it in your specific machine.
  5. Can I use fabric whitener with other laundry products? Yes, fabric whitener can be used with other laundry products, such as laundry detergent. However, it is best to dilute the fabric whitener with water before adding it to the washing machine.
  6. Can I use fabric whitener in a front-loading washing machine? Yes, fabric whitener can be used in both front-loading and top-loading washing machines. Just be sure to follow the manufacturer’s guidelines and recommendations for your specific machine.
  7. Can fabric whitener cause skin irritation? Fabric whitener contains bleaching agents that can be irritating to the skin. Avoid direct contact with the product and rinse your hands thoroughly after handling it.
  8. Can fabric whitener be used in cold water washes? Fabric whitener is more effective in warm or hot water washes, as the bleaching agents are activated by heat. Using it in cold water may result in less effective stain removal and brightening.

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