So in the end, you're left with glycerin, soap, and water left behind after the alkali has reacted. Essential oils like peppermint, lavender, and tea tree are added to the mix for aromatherapy and ...

Check out this tutorial for an easy fix and create colorful, fun soap layers. Craft Peppermint Soap Bars for the holidays! Enjoy the candy cane aroma with layers of pink and white glycerin soap ...