You can make liquid soap in a double boiler or with the oven hot-process techniques, too. This recipe yields about 3 pounds of paste, which will dilute to about 6 pounds of liquid soap.

Making hard soap into liquid I started searching online to see if there was a way to easily turn bar soap into liquid soap. Turns out, there were multiple ways to do this.

9 Uses for Liquid Castile Soap Castile soap is an amazing product with many uses, from head-to-toe body care to cleaning around your home. Traditionally, soap is made from animal fat, but not ...

The soap will thicken as it cools, creating a really nice liquid hand soap. You can add 10 to 20 drops of your favorite essential oil or leave as is.

For homemade liquid laundry detergent, use two cups bar soap, two cups washing soda, and two cups borax, according to the Make: recipe. Boil one quart of water and add the soap until it melts.

In contrast, body washes have more surfactants, which help it become foamier, Miller explained. That makes the soap easier to spread because it has to cover a bigger part of the body.