A drop of peppermint oil for a cool, fresh feelingLifebuoy Cool Fresh Bar Soap contains menthol crystals derived from nourishing peppermint leaf oil. Peppermint has been used throughout history due to its medicinal properties, dating as far back at 1,000BC! The rich creamy lather creates a cooling sensation on the skin and helps you feel fresh and energetic throughout the day while naturally protecting skin from infection.