Soap and Ingredients

Cold process soap making is a time-tested technique ideal for creating natural bar soaps. Learn more about this method and its benefits.

pH of soap is an important characteristic, but does it have a direct relationship to how harsh or mild a product is? Read the article to find out.

The soapmaking process at Botanie Soap is thorough and scientific. Read the article to learn about our process, ingredients, and production philosophy.

Essential oils for soapmaking—a comprehensive overview. Learn about the benefits, features, production and suppliers of essential soap

Scenting soap with essential oils, and scenting liquid Castile specifically, is one of those activities where artistry takes a subtler form.

Preservatives don’t have to be artificial. At Botanie Soap, we offer two natural preservative options.

There’s a problem with our 1-ounce bar soaps: they can seem like too much of a good thing.

How to make custom soap? We're happy to reveal our process and share a few tips. Read the article to learn the details.

The truth about lye in soap-making is simple: there is no true soap, as defined by the FDA, without lye.