Dr. Bronner's All One Pure Castile Hemp Peppermint Bar Soap. Our most popular scent with a Peppermint burst so pure it tingles! Scented with Organic Peppermint Oil to cool skin clear sinuses and sharpen the mind. Our peppermint pure-castile bar soap is made with certified fair-trade ingredients and organic hemp oil for a soft smooth lather that won't dry your skin. 100% biodegradable in a 100% post-consumer recycled wrapper.