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    Do I need to use a preservative in liquid soap? Learn about microbes, water availability and more!
    • 12 min

    Do I need to use a preservative in liquid soap? Learn about microbes, water availability and more!

    Excerpt from the book The Ultimate Guide to Liquid Soap www.ultimateliquidsoap.com One of the most commonly asked questions that I see...
    Cinnamon Essential Oil in Soap & Skincare Products
    • 4 min

    Cinnamon Essential Oil in Soap & Skincare Products

    Cinnamon essential oil is one of the most studied essential oils and has been used in hundreds of different research projects over the...
    Easy DIY Clear Soap- Learn How to Make our "Ultimate Transparent Soap" in Less than 10 Minutes!
    • 5 min

    Easy DIY Clear Soap- Learn How to Make our "Ultimate Transparent Soap" in Less than 10 Minutes!

    For decades we have made beautiful hot process soaps with a process we call High-Temperature Hot Process or HTHP for short. HTHP is a...
    Vanilla Hazelnut Luxe Coffee Soap (10-Minute Hot Process Soap)
    • 3 min

    Vanilla Hazelnut Luxe Coffee Soap (10-Minute Hot Process Soap)

    There is nothing more invigorating than the smell of sweet, warm and aromatic coffee in the morning. We took advantage of this and all of...
    Creamy Lemon Calendula Hot Process Soap (10-Minute Hot Process Soap)
    • 2 min

    Creamy Lemon Calendula Hot Process Soap (10-Minute Hot Process Soap)

    Spring time is finally here! What better way to celebrate than making this beautiful, bright and fresh Creamy Lemon Calendula soap? We...
    Vanillin & Discoloration, the TRUTH about Vanilla Stabilizer- Plus, How to Make Your OWN stabilizer!
    • 9 min

    Vanillin & Discoloration, the TRUTH about Vanilla Stabilizer- Plus, How to Make Your OWN stabilizer!

    Learn more about discoloration due to vanillin, the TRUTH about vanilla stabilizers & how to make your own vanilla stabilizer for $0.05/oz!
    Polyunsaturated Fats: Oxidation and Rancidity in Oil and Soap
    • 6 min

    Polyunsaturated Fats: Oxidation and Rancidity in Oil and Soap

    The Ultimate Guide to Hot Process Soap goes into great detail about the chemical composition of fats and oils. In the book, you will...
    Gentle Cocoa Butter 10-Minute Liquid Soap Paste
    • 3 min

    Gentle Cocoa Butter 10-Minute Liquid Soap Paste

    High Temperature Liquid Soap (HTLS) The education and experience gained from reading the Ultimate Guide to Hot Process Soap can be...
    Vinegar in Soap Making- Blessing or Bust?
    • 6 min

    Vinegar in Soap Making- Blessing or Bust?

    Modern day soap making is so exciting because there is SO much information and many ingredient options available. You can truly make a...
    DIY Soap Cutter for Under $15- Professional Results, Budget Price.
    • 3 min

    DIY Soap Cutter for Under $15- Professional Results, Budget Price.

    Although I am good at many different things, and consider myself an experienced soap maker, I have a weakness: cutting straight lines. I...
    Reader Question: Liquid Lactic Acid in Soap?
    • 4 min

    Reader Question: Liquid Lactic Acid in Soap?

    I have been asked the question "Can I just add some liquid lactic acid, like I use for facial peels, to my soap after the cook to make it...
    DIY All-Natural Melt & Pour Soap Base (10-Minute Vegan & Palm-free)
    • 1 min

    DIY All-Natural Melt & Pour Soap Base (10-Minute Vegan & Palm-free)

    Use the knowledge and experience gained from The Ultimate Guide to Hot Process Soap to begin your journey into the world of DIY melt and...
    Soapy Science: Beeswax in Soap
    • 2 min

    Soapy Science: Beeswax in Soap

    Beeswax is a chemical wax comprised mainly of esters of fatty acids and long-chain alcohols. Sodium hydroxide breaks the bond between the...
    What the Suds!? Cetyl Alcohol in Soap
    • 3 min

    What the Suds!? Cetyl Alcohol in Soap

    I have talked about the benefits of cetyl alcohol and it's effects on lather stability many times and I use it as an additive in almost...
    Fatty Acids for Beginners: Why Every Soap Maker Needs to Learn Them FIRST
    • 10 min

    Fatty Acids for Beginners: Why Every Soap Maker Needs to Learn Them FIRST

    One of the most common questions that I am asked as a teacher is “What are the different oils and what are their benefits are in soap...
    Easy Beginner Soap Recipes: FIVE Classic Soap Recipes Made with Three Grocery Store Oils
    • 2 min

    Easy Beginner Soap Recipes: FIVE Classic Soap Recipes Made with Three Grocery Store Oils

    These are five classic recipes that ALL soap makers should create throughout their soap making careers. They are the perfect recipes for...
    Shea Butter Usage Rates & Limitations- Why It's OK to Use More than 5% in Your Recipes
    • 4 min

    Shea Butter Usage Rates & Limitations- Why It's OK to Use More than 5% in Your Recipes

    Student Question: “I am looking into making a recipe with shea butter and every website that I look at says not to use more than 10% or...
    Curing Castile Soap
    • 6 min

    Curing Castile Soap

    "Do I have to cure my hot process castile soap for a whole year? Can I just put them in a box in the garage and pretend they aren't...
    Soapy Science: Jojoba Oil
    • 3 min

    Soapy Science: Jojoba Oil

    I have been asked some questions about the use of Jojoba oil in soap making lately, so I thought I would address it in better detail in a...
    Activated Charcoal in Soap
    • 2 min

    Activated Charcoal in Soap

    Activated charcoal is very simply carbon that has been treated with oxygen to open up millions of tiny pores between the carbon atoms....
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