Glycerin, or glycerol, is derived from plant-based oils. It also occurs naturally in fermented goods, such as beer, wine, and bread. This ingredient was “accidentally” discovered in 1779 by a Swedish ...

Soap-making can be a fun way to make custom soap bars at home as a hobby. Soap-making kits are great for beginners because they come with all the products needed. We spoke to 2 professional soap ...