How To Find Ph Level Of Shampoo? Top Full Guide 2022

How To Find Ph Level Of Shampoo Top Full Guide 2022

The pH level of shampoo is necessary to consider when purchasing a shampoo. A shampoo with a pH level that is too high or too low can strip the hair of its natural oils and lead to dry, brittle hair.

By following these simple steps, you can see how to find pH level of shampoo to ensure that you are getting the best possible care for your hair.

What is pH Balance? What does pH stand for?

pH is the power of hydrogen. The pH level indicates acidity or alkalinity in a substance and measures the number of hydrogen items present in the solution.

The pH scale is 0-14, with neutral substances like water having a pH between 7 and 14. Anything below 7 is considered acidic, and anything above it, alkaline. Let’s look at some standard products to give you an idea of their pH levels. For example, lemon juice has an acidic pH of 2.4, while ammonia, 11.5, is alkaline.

What is pH Balance What does pH stand for

Your body’s pH balance is the number of acids and bases that allow your body to function at its best. With the help of the kidneys, lungs, and other organs, the body can usually regulate its pH levels by itself. Normal conditions call for a pH level of 7.4. However, acidosis or alkalosis can occur if the kidneys or lungs stop functioning correctly.

The pH of our hair is still a problem. Normal pH levels for hair scalp are between 4.5 to 5.5. Our scalp and hair are acidic, which helps to prevent the natural hair growth and spread of bacteria and fungi.

This allows the cuticle to remain healthy and closed. Some hair products can cause hair to become dry and brittle. Hair can become dry and fragile due to this. This can also cause hair to become dry hair and brittle.

pH-Balanced Shampoo Explained

We’ve already discussed the importance and importance of hair shaft pH balance. Now we need to discuss the importance of pH shampoo. A shampoo that balances your scalp and hair is ideal. Shampoos that are pH balanced have shampoo manufacturers who know the perfect pH level at which shampoos will work best.

Manufacturers will closely monitor the manufacturing process to ensure that the shampoo is at the correct pH level. If necessary, they will adjust the shampoo to compensate.

pH-Balanced Shampoo Explained

A pH-balanced shampoo won’t be at the end of the spectrum. This will ensure that your hair doesn’t lose too much moisture shampoo and your cuticles remain closed. This will help reduce frizz and static.

A pH-balanced shampoo will ensure that your hair doesn’t produce too much oil after you wash it. Oily hair is a sign that you should wash your hair more often.

If the shampoo is not balanced correctly, it will worsen the problem. For hair fiber surface that has been treated with coloring or other treatment, a different pH-balanced shampoo may be required to maintain healthy hair.

How to Find the pH Level of Shampoo

It is essential to understand why shampoo pH levels matter. However, it won’t help much if you don’t know how to find the right shampoo for you. (A low pH shampoo will not cause hair to become dry and frizzy, but it will make your hair less brittle and breakable.)

Companies are not required to disclose the pH levels on shampoo bottles. Your shampoo should have a pH level similar to your scalp and hair. You can even measure the pH of shampoo to compare how it compares.

It is difficult to find a great hair care product, read our article: Best Shampoo And Conditioner In 2022

2 Methods to Test Shampoo pH

You don’t need to be a chemist to learn about pH meters. You can buy pH meters online for as low as a tenner and find pH strips at many brick-and-mortar pharmacies for a fraction of the price.

This is how you can test pH in either direction. It’s easy…

How to Test Shampoo pH: What Materials Are Required

The steps for testing pH are similar whether you use strips of test material or a pH monitor. These steps will help you choose the right test tool for your situation. Here’s what you need to know:


  • Digital scale
  • 2 glass jars or beakers, 1 with lid
  • Butter knife, poon, or small spatula
  • Shampoo
  • Water (preferably distilled).
  • pH strips or pH meter

Step by-Step Shampoo pH Testing Method

  • Start with dry, clean hands.
  • Turn the scale on, place a cup on it, and then reset it to zero
  • You must ensure that the scale is set at grams
  • Be sure to pour 10g shampoo into the beaker carefully
  • Take the shampoo beaker out of the scale.
  • Place the second beaker onto the scale, and then reset the dial to zero
  • Place 100g of water in the cup. Adjust the level according to your needs.
  • Place the shampoo beaker with the water in it.
  • Use a butter knife to mix the mixture gently but thoroughly. Don’t use too much.
  • Cover and let it sit for 30 minutes.
  • Use a pH meter or pH strips to check the pH. Follow the instructions.

This infographic explains the entire process.

How to Test Shampoo pH What Materials Are Required

How To Test The pH of Shampoos Using pH Strips

Although pH strips don’t always provide as precise information as pH meters, they can still be used to get an idea of the pH in your shampoo.

Use strips to get accurate results. You don’t want anything too essential and only give ‘acid,’ ‘base, or ‘neutral’ readings.

After dipping your pH strip in shampoo, you should get a color chart.

pH strips should come with a colour chart to compare after dipping in your shampoo.

Step-by-step: How pH strips can be used to test shampoo

These are the steps to get a reliable pH reading with pH strips.

  • Follow the steps to prepare the solution.
  • Take the strip out of its packaging.
  • Place the pH strip into the soap mixture, and wait for the color change to conform to the instructions.
  • To determine pH, compare the pH strips’ color with the chart.

How To Test The pH of Shampoos Using A pH Meter

Here’s how to use a pH tester to test the pH of your shampoo:

  • Follow the steps to prepare the solution.
  • Turn on the meter, calibrate it if necessary, and then dip it in the solution.
  • If you choose to pay more, the meter results will be displayed on the dial or digital interface after a few seconds.

How to Test the pH Levels of Shampoo Bars and Soaps

Shampoo bars are soap, despite their advertising. The pH of shampoo bars can be tested similarly to soap. Here are the things you will need:


  • Digital scale
  • Scraping soap with a knife
  • Butter knife, small spoon, or spatula
  • Saucer
  • 2 glass jars or beakers
  • Soap
  • Water (preferably distilled).

How to test the pH of shampoo bars and soaps

Step-by-step instructions for pH testing shampoo bars & soaps

  • Start with dry, clean hands.
  • Place the soap into the saucer.
  • Use a sharp knife to cut a small piece of soap.
  • Place the beaker on the scale.
  • To reset, press ‘zero.
  • Place the soap cut in the beaker.
  • You can add or subtract soap until you have a 5-gram sample in your beaker.
  • Take the soap beaker out of the scale.
  • Place the second beaker onto the scale, and then reset the dial to zero
  • Add 50g of water to the cup and adjust the level according to your needs.
  • Place the water-containing beaker into the soap beaker.
  • Use a butter knife to mix the mixture gently. Don’t make too much.
  • Cover the container and let it sit for 24 hours to allow soap to dissolve fully.
  • Follow these instructions to find out how to test shampoo pH using a pH meter.

Want to try to do a shampoo bar, refer to our article: How To Make Shampoo Bars?

What is the Right pH of Shampoos?

Hair’s pH is 3.67. Your scalp’s ideal pH is around 5.5.

Researchers from a new study that examined the pH of more than 100 shampoos determined that there is no ideal pH for shampoos.

Most shampoos have a pH higher than that. The same study found shampoos with a pH of 9 while soaps and shampoo bars are in the 9-10 shampoo ph values ranged. The pH scale ranges from 1-14. One is highly acidic, 14 ph range is highly alkaline. Scores higher than these can cause hair and scalp problems.

How To Find pH Level Of Shampoo

As we said above, a pH too high can cause hair to become static-frizz-tangled. This can happen if your thinning hair isn’t washed correctly or you don’t have a routine that protects it from such issues.

You could even get scalp irritation or infection if your pH is too high. Extreme shampoo pH can have dramatic effects on hair and scalp.


So, we have reached the end of this article. Hopefully, you now understand what the pH level of shampoo is and how it can affect your hair. By following these steps, you will soon find the right shampoo for your hair type and need.

In addition, resTORbio hopes that you will be able to use this information to find your own best conditioner and shampoo for hair.


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