How to Make Saline Solution for Contacts

How to Make Saline Solution for Contacts

Wearing contact lenses is a convenient and effective way to correct vision, but proper care and maintenance are essential to ensure eye health and comfort. One crucial aspect of lens care is using an appropriate saline solution for cleaning and storing the lenses. While commercial saline solutions are readily available, many people prefer to make their own at home due to cost-effectiveness and convenience. In this article, we will discuss how to make saline solution for contacts and address some frequently asked questions.

Why use saline solution for contacts?

Saline solution is a sterile, isotonic solution that closely resembles the natural fluids in the eye. It is used for various purposes in contact lens care, such as rinsing, cleaning, and storing lenses. Saline solution helps to remove debris, dirt, and other contaminants from the lenses, ensuring clear vision and preventing eye infections. Additionally, using saline solution can help to maintain the comfort and moisture of the lenses, reducing discomfort and dryness during wear.

Ingredients for homemade saline solution:

To make your own saline solution for contacts, you will need the following ingredients:

1. Distilled water: Distilled water is purified and free from impurities, making it safe for use in contact lens care. It is essential to use distilled water to avoid any potential contaminants that can harm your eyes.

2. Non-iodized salt: Non-iodized salt is crucial for making saline solution as iodine can cause eye irritation. Regular table salt often contains iodine, so it is recommended to use non-iodized salt, which can be found in most grocery stores.

See also  What Definition of Abnormal Behavior Is Bill Using

3. Baking soda (optional): Adding a small amount of baking soda to your saline solution can help to neutralize acidity and improve comfort. However, it is not necessary and can be omitted if preferred.

Recipe for homemade saline solution:

Now that we have gathered the necessary ingredients, let’s proceed with making our own saline solution for contacts. Here’s a simple recipe to follow:

1. Start by thoroughly washing your hands with soap and water. It is crucial to maintain good hygiene when handling contact lenses.

2. In a clean container, combine 1 cup (8 ounces) of distilled water with 1/4 teaspoon of non-iodized salt. If desired, add a pinch of baking soda to the mixture.

3. Stir the ingredients until the salt and baking soda are completely dissolved. It is important to ensure that all components are well mixed.

4. Transfer the solution to a clean, sterile storage container. It is recommended to use a container specifically designed for contact lens storage to maintain cleanliness and prevent contamination.

5. Label the container with the date of preparation to track the freshness of the solution. Homemade saline solution can typically be stored for up to 30 days.

Frequently Asked Questions (FAQs):

Q: Can I use tap water instead of distilled water?
A: It is not recommended to use tap water as it may contain impurities and microorganisms that can harm your eyes. Distilled water is the safest option to ensure the purity of the solution.

Q: Is it necessary to boil the water before making the saline solution?
A: Boiling water is not necessary as long as you use distilled water. However, if you prefer to sterilize the water, you can boil it and let it cool before using it to make the solution.

See also  Which of These Do Not Constitute Policy Delivery

Q: Can I substitute sea salt or kosher salt for non-iodized salt?
A: It is best to use non-iodized salt as recommended. Sea salt or kosher salt may contain additional minerals or additives that can cause eye irritation or damage the lenses.

Q: How often should I replace the saline solution?
A: Homemade saline solution should be replaced every 30 days, even if there is still some remaining. This ensures the freshness and effectiveness of the solution for lens care.

Q: Can I use homemade saline solution for rinsing my lenses during wear?
A: No, homemade saline solution is not suitable for rinsing lenses during wear. It is specifically formulated for cleaning and storing lenses. Use a multipurpose solution recommended by your eye care professional for rinsing during wear.


Making your own saline solution for contact lenses provides a cost-effective and convenient alternative to commercial solutions. By following the simple recipe provided and taking proper precautions, you can ensure the cleanliness and safety of your lenses, promoting optimal eye health and comfort. Remember to consult with your eye care professional if you have any specific concerns or questions regarding your contact lens care routine.

Related Posts