The correct windshield washer fluid is crucial when maintaining a clean and safe driving experience. Windshield washer fluid helps remove dirt, grime, and bugs from your car's windshield and improves driving visibility. In this blog, we will compare DIY (Do-It-Yourself) car windshield washer fluid with store-bought options to determine which is more effective for keeping your windshield clean and clear.

The Importance of Using Car Windshield Washer Fluid

A clean windshield is very important for safe driving, providing a clear road view. Regularly using windshield washer fluid helps remove stubborn debris, such as bird droppings and tree sap, which may impair visibility. Additionally, the washer fluid car contains additives that help prevent freezing in colder temperatures, ensuring your windshield remains clear even in icy conditions.

Store-Bought Washer Fluid Car - Overview

Store-bought car windshield washer fluids are available in automotive stores, gas stations, and online marketplaces. They come in different formulations, ranging from standard to premium options. Store-bought washer fluids are designed to clean windshields effectively and often contain additives like detergents and solvents to remove tough stains and improve visibility. 

DIY Car Windshield Washer Fluid - Ingredients & Making Process

If you prefer a more hands-on approach or want to avoid chemicals found in some commercial products, you can make your car windshield washer fluid. Here is a simple step-by-step process:


  • Distilled water
  • Isopropyl alcohol
  • Liquid dish soap or baby shampoo (optional)
  • Blue food coloring (optional)

Making Process:

  1. In a clean container, mix one part of isopropyl alcohol with three parts of distilled water. The alcohol acts as a solvent, helping to dissolve grime and dirt effectively.
  2. Add some liquid dish soap or baby shampoo to the desired mixture. This can enhance the cleaning power of the fluid.
  3. Optionally, add a few drops of blue food coloring to make the fluid distinctive. This helps differentiate it from other liquids and prevents accidental ingestion.

Comparing Store-bought vs DIY Car Windshield Washer Fluid


Store-bought windshield washer fluid

DIY windshield washer fluid


Convenient, readily available, and formulated with additives for optimal cleaning performance.

Customizable ingredients, cost-effective, eco-friendly, and avoids potentially harmful chemicals.


It may contain chemicals that some individuals prefer to avoid, Costlier than DIY options.

It may have a different cleaning power than commercial options and requires time and effort to prepare.


More expensive.



More effective.

Less potent.

Environmental Impact

Contains harmful chemicals.

Less/No chemicals make this a more environment-friendly option.

Safety Precautions to Keep in Mind When Using Car Windshield Washer Fluid

Regardless of whether you choose store-bought or DIY windshield washer fluid car, it is essential to follow safety precautions:

  • Avoid ingesting the fluid and keep it out of reach of children and pets.
  • Protect your skin and eyes by wearing gloves and safety glasses when handling the fluid.
  • Store the fluid in a tightly sealed container in a cool and dry place, away from direct sunlight and heat sources.

For optimal car cleaning results, use Agaro’s premium high-pressure washers that are designed to provide deep cleaning at an affordable price. Visit its official website to check out and buy its premium car washers.



Choosing between DIY and store-bought car windshield washer fluid depends on your preferences, priorities, and considerations. Store-bought options provide convenience and superior cleaning power, while DIY alternatives offer customization, cost savings, and environmental benefits. Select the option that aligns with your needs and ensures a clear and safe driving experience.

Please note: The effectiveness and safety of DIY car windshield washer fluid may vary based on the specific ingredients and ratios used. It is recommended to test the fluid on a small area of your windshield and consult with professionals or refer to the vehicle manufacturer's recommendations for the best results.

Frequently Asked Questions:

Q: Where can I buy a car washer suitable for washing my car using windshield washer fluid?

A: There are several options available in the online market, but if you are confused, you can go with the AGARO car washer due to its premium quality and reliability.

Q: Is it necessary to use car windshield washer fluid in my car? 

A: Yes, it is highly recommended to use car windshield washer fluid. It helps remove dirt, grime, and debris from your windshield, ensuring clear visibility while driving. Additionally, windshield washer fluid contains additives that prevent freezing in cold temperatures.

Q: Can I use water instead of windshield washer fluid? 

A: While water can help temporarily clean your windshield, it is not as effective as windshield washer fluid. Water alone may not effectively remove stubborn stains and debris and does not offer the same freeze-resistant properties as washer fluid.

Q: Are store-bought windshield washer fluids safe for my car's windshield? 

A: Yes, store-bought windshield washer fluids are formulated to be safe for use on car windshields. They are designed to effectively clean the glass without causing damage. However, it is essential to follow the instructions provided by the manufacturer to ensure proper usage.

Q: Can I use DIY windshield washer fluid on all types of windshields? 

A: DIY windshield washer fluid can generally be used on all types of windshields. However, it is essential to be cautious when using homemade solutions on specialty or coated windshields. In such cases, it is recommended to consult the vehicle manufacturer or a professional for guidance.