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How to Make Antibacterial Hand Soap

Posted by Kelly Handmade Soap, Homemade Soap Recipes 15 comments
Please Share

I get a lot of requests for liquid soap. I’ve been making my own versions from soap scraps for years. Making into an antibacterial hand soap is a simple process. The end product is a creamy, great smelling hand soap with anti-bacterial properties derived from essential oils.

DIY Antibacterial Hand Soap - Liquid Soap Recipe from Simple Life Mom

So let’s get started!

There are other ways to make hand soap, like using potassium hydroxide instead of sodium hydroxide. Sodium hydroxide (lye) changes oil into soap molecules, and the end result is hard soap. Potassium hydroxide does the same thing, but the soap will be soft.

Since I already have ingredients for my usual cold and hot processing soap recipes, I follow these steps:

  1. Make or use already made cold or hot process soap bars (find some in my shop if you aren’t a soap maker yet).
  2. Shave the bars into water and melt.
  3. Cool and allow to gel.
  4. Blend and you’re ready to go!

Making hand soap this way is 100% natural, pure, utilizes essential oil fabulous-ness, and is frugal because of the amount it makes.

Simple steps! I’ll outline the steps in detail below.

Antibacterial Essential Oils

There are many studies that show the efficacy of essential oils against viral and bacterial strains. H1N1 and Herpes strains have been tested, as well as effects on decongestion, bronchial muscle relaxation (so you can breathe better) and other benefits. See Boost Your Immune System for more details.

Some great Antibacterial Essential Oils are:

  • Tea Tree
  • Rosemary
  • Cinnamon
  • Oregano
  • Eucalyptus
  • Clove
  • Bergamot

You have a few options. Either make soap with these essential oils (Get my thieves soap here.), or add the essential oils to the liquid hand soap after it is made.

DIY Antibacterial Hand Soap - Liquid Soap Recipe from Simple Life Mom

DIY Antibacterial Hand Soap

Ingredients:

  • 4 homemade natural soap bars (approx. 4 ounces each)
  • One gallon of filtered water
  • 5 drops tea tree essential oil
  • 5 drops eucalyptus essential oil
  • 5 drops clove essential oil
  • 5 drops rosemary essential oil
  • 5 drops oregano essential oil

Tools:

  • large pot that can hold at least one gallon of water
  • cheese grater
  • whisk
  • stick blender

Directions:

  1. Take four bars of soap (4 ounces each) and grate them into a pot holding one gallon of filtered water.
  2. Turn pot on low heat. Whisk soap gently when it begins to melt until it is fully melted and combined. Try not to make any more bubbles than necessary.
  3. When soap is fully melted and incorporated, remove from burner and allow to cool to room temperature.
  4. Add essential oils and blend with a stick blender. Keep blender submersed so you don’t make extra bubbles.
  5. Place soap in the freezer until it gels, but it not frozen solid.  It will be very thick and spring back like jello.
  6. Insert stick blender and blend until the soap has a lovely creamy texture.  I store my soap in a gallon jug and pour into hand pumps in bathrooms as needed.

So, like I said, very simple. Melt grated soap into water, cool it, blend it, and you’re ready to go!

If you don’t have healthy natural soap on hand, I have a lot of varieties in my shop.

You can even use the thieves soap to make your antibacterial hand soap without needing to add any extra essential oils (even more frugal!).

Here are another few recipes you may enjoy:

  1. 3 Homemade Hand Sanitizers
  2. Detox Your Home
  3. Natural All Purpose Cleaner Recipe
DIY Antibacterial Hand Soap - Liquid Soap Recipe from Simple Life Mom

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15 comments

About Kelly

Kelly is the author of number one best seller The Natural Soap Making Book for Beginners and Easy Soap Making. She's also written multiple ebooks on herbal remedies and natural bath and body DIYs. Her journey toward better health has inspired her to make things in and around the home from scratch, start a homestead, and become more resourceful when it comes to health and home. She shares her recipes and DIYs here on Simple Life Mom and has a shop where she sells products for those who would rather buy than make (SimpleLifeMom.com/shop).

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15 comments

Leave your reply.
  • Debbie
    · Reply

    April 13, 2020 at 10:00 AM

    What would the ph level of the soap be and would it be possible to higher or lower it?

    • Answer to pH
      · Reply

      April 13, 2020 at 12:00 PM

      Cold process soap is usually pH scale of 9-10. Higher shouldn’t be used, it can burn skin, higher would mean too much lye. Melt and pour or using this method mentioned above depends on soap bars used. I have found anything in my readings on lowering pH.

      • Kelly
        · Reply

        Author
        April 13, 2020 at 4:04 PM

        Actually, no. Handmade soap is not anywhere near 9-10 (I know there’s a popular soaper who claims this but I’m guessing she tests hers inaccurately. It’s hard to get a good reading without the proper procedure). It’s around 7.5, 8 at the most, only slightly off of a neutral 7.

    • Kelly
      · Reply

      Author
      April 13, 2020 at 4:21 PM

      Handmade soap with only natural ingredients tends to be 7.5-8, slightly basic. This is totally fine for hand-soap because the glycerin and your natural oils with bring your skin back to a neutral very quickly. You can’t change the pH of the hand soap without adding an acidic or basic ingredient. Some people suggest citric acid or borax, but both would do more harm to your skin than good. If you’d like to make it more acidic, you could possibly add a little lemon juice, but again, there’s usually no need.

  • CHERYL D WOLKENS
    · Reply

    August 12, 2020 at 7:22 PM

    Can I use goats milk soap?

    • Kelly
      · Reply

      Author
      August 14, 2020 at 9:16 PM

      Yes, go for it.

  • liz
    · Reply

    September 28, 2020 at 12:44 PM

    can you just add a few drops of essential oil to fragrant free liquid hand soap purchased online?

    • Kelly
      · Reply

      Author
      October 3, 2020 at 2:04 PM

      Yes you can!

  • Lou
    · Reply

    May 17, 2021 at 2:14 PM

    Hello,

    Since the greater part of this soap is water, wouldn’t bacteria grow in it over time?
    Thank you very much for all your great posts!

    • Kelly
      · Reply

      Author
      May 23, 2021 at 5:39 PM

      Great question. I’m sure it could after a long time or contamination, but I’ve never had any problems with bacterial growth in hand soap. We’ve been making it and using it for years.

  • Wil Martinez
    · Reply

    August 2, 2021 at 5:43 PM

    If I would like to use a cold or press method but, I want it as a bar not liquid can I still use this recipe?

    • Kelly
      · Reply

      Author
      August 3, 2021 at 12:38 PM

      You need to use a bar recipe, but you can use the same essential oils in the correct quantity in that bar recipe.

  • Sandeep
    · Reply

    April 17, 2022 at 6:51 AM

    I want to know how to make antibacterial soap without using castile soap and any other soap bars

    • Kelly
      · Reply

      Author
      April 18, 2022 at 7:43 PM

      A soap bar or liquid soap? You can follow any liquid or soap bar recipe on my website and add the essential oils that help give it the antibacterial properties.

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