How to Make Contact Solution: A Step-by-Step Guide

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Are you tired of constantly buying expensive contact solution? Have you ever wondered if you could make your own at home? Well, you’re in luck! In this comprehensive guide, we will walk you through the process of making your own contact solution. Not only will this save you money, but it also gives you control over the ingredients you use. So, let’s dive in and learn how to make contact solution that’s safe, effective, and tailored to your needs.

Understanding Contact Solution

Before we jump into the recipe, let’s take a moment to understand what contact solution is and why it’s essential. Contact solution is a sterile liquid specifically designed for cleaning, rinsing, and storing contact lenses. It helps remove debris, protein buildup, and disinfects the lenses, ensuring they are safe for use.

There are different types of contact solutions available, including multipurpose solutions, hydrogen peroxide solutions, and saline solutions. Each type serves a specific purpose, so it’s essential to choose the one that suits your needs. Making your own contact solution allows you to customize it according to your preferences and requirements.

Ingredients Required

To make your own contact solution, you’ll need a few key ingredients. Here’s a list of the essential components:

  1. Distilled Water: Distilled water is crucial because it doesn’t contain any impurities or minerals that could harm your eyes or lenses.

  2. Sodium Chloride: Also known as salt, sodium chloride is used to create an isotonic solution that matches the natural salt concentration of your tears.

  3. Sodium Bicarbonate: Sodium bicarbonate helps maintain the pH balance of the solution, ensuring it’s gentle on your eyes.

  4. Preservative (optional): If you plan to store the solution for an extended period, you may consider adding a preservative to prevent bacterial growth. However, it’s crucial to research and choose a safe and effective preservative.

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Step-by-Step Guide: Making Contact Solution

Now, let’s dive into the step-by-step process of making your own contact solution:

Step 1: Gathering the necessary equipment

Before you begin, make sure you have the following equipment and ingredients ready:

  • Measuring cups and spoons
  • Distilled water
  • Sodium chloride
  • Sodium bicarbonate
  • Mixing container
  • Sterilized storage bottle

Step 2: Measuring and mixing the ingredients

  1. Start by measuring the distilled water. Remember, accuracy is crucial, so use a measuring cup to ensure precise measurements.

  2. Add the appropriate amount of sodium chloride and sodium bicarbonate according to the desired concentration. It’s essential to follow a trusted recipe or consult with an eye care professional to determine the ideal ratio.

  3. Pour the distilled water into a mixing container and gradually add the sodium chloride and sodium bicarbonate. Stir gently until the ingredients dissolve completely.

Step 3: Sterilizing the solution

To ensure the solution remains sterile, follow these steps:

  1. Thoroughly clean and sterilize the storage bottle using boiling water or an appropriate sterilizing solution.

  2. Carefully transfer the solution from the mixing container into the sterilized storage bottle, ensuring not to introduce any contaminants.

Step 4: Storing the solution safely

To maintain the effectiveness and safety of your homemade contact solution:

  1. Store the solution in a cool, dry place away from direct sunlight.

  2. Label the storage bottle with the date of preparation to keep track of its shelf life.

  3. Replace the solution regularly, following the guidelines provided by your eye care professional or, if applicable, the expiration date of the preservative used.

Frequently Asked Questions (FAQs)

Can I use tap water instead of distilled water?

No, tap water may contain impurities, minerals, or microorganisms that can be harmful to your lenses and eyes. Distilled water ensures a clean and sterile solution, reducing the risk of infections or irritations.

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How long does homemade contact solution last?

The shelf life of homemade contact solution can vary depending on the preservative used (if any) and storage conditions. It’s generally recommended to replace the solution every 24 hours to maintain its sterility and effectiveness.

Can I adjust the recipe for sensitive eyes?

If you have sensitive eyes, it’s crucial to consult with an eye care professional before making any adjustments to the recipe. They can provide personalized recommendations based on your specific needs and ensure your homemade contact solution is safe for use.


Congratulations! You’ve now learned how to make your own contact solution at home. By following this step-by-step guide, you can save money, customize the solution to meet your requirements, and ensure the safety and cleanliness of your contact lenses. Remember, it’s essential to prioritize hygiene and consult with an eye care professional for personalized advice. So, go ahead and give it a try – your eyes will thank you!

Remember, always prioritize your eye health and consult with a healthcare professional for any concerns or questions regarding your contact lenses or homemade solutions.

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