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Join Jo: Using Natural Colorants in Soap with Your Lye Solution guest contributors soap science and info

One of my favorite ways to use botanicals in soap is to make soap with the plant colorant directly in the lye solution!

Madder (Rubia tinctorum), indigo (Indigofera Tinctoria), and manjistha (Rubia C...

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Join Jo: How to Use Plant Infusions in Soapmaking guest contributors soap science and info

Great, now I have jars full of pretty plant infusions - exactly what do I do with them? I use them, that’s what!

I love clear bright colors in soap. I used to use mica many moons ago, and I really wa...

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How to Resize a Soap Recipe for Your Mold (U.S. Standard and Metric!) soap science and info

One of the most common questions I receive is how to resize a soap recipe here on Modern Soapmaking to fit a different mold than what is used in a tutorial. To resize a soap recipe, we first need to k...

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Join Jo & Her Botanical Love: Coloring Soap Naturally guest contributors soap science and info

My name is Jo Haslauer, and I LOVE soaping with natural colorants, botanicals and essential oils. I love to infuse herbs for their color, their herbal properties, and to enhance essential oil scents. ...

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What Fatty Acid Profiles in Soapmaking Are the Most Popular? soap science and info

Back when I wrote how to create the absolutely best soap recipe ever, I had no idea the post would become so popular.

My biggest piece of advice in that article, however, is to learn your fatty acid ...

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What Method of Soapmaking is Right for You? soap science and info

I recently received an inquiry from a lovely reader (I'm waving if you are reading this, PM!) about what method of soapmaking is the best one to get started with. And as all my perfectly amazing exper...

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The Most Commonly Mispronounced Cosmetic Ingredients soap science and info

Over the years, my other half has gotten more involved with my love of soapmaking. At first, I had to convert him from being in love with the convenience of body wash, which wasn't so difficult - afte...

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The Secret to the Absolutely Best Soap Recipe soap science and info

Your perfect soap recipe probably doesn’t exist. Yet.

Tired of testing endless recipes from randos on the web, never finding the perfect one? Well, I’m going to let you in on the secret.

After y

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It's not enough to be "not racist."

We must do better.

We must be actively anti-racist in our professional and personal lives to change how society works. Black soapmakers, Indigenuous soapmakers, and soapmakers of color deserve an equal opportunity to live freely, make money, and follow their dreams. Read our anti-racism pledge, see what we are doing, & find out how you can join us in closing the gap.

Learn more about our commitment to anti-racism in business.