Our 100% natural premium soap base now with the renowned power of Moroccan (Rhassoul) Red Clay! Benefits and Uses Moroccan Rhassoul clay (aka Red Clay) is a naturally occurring clay that has been in use for centuries. It is very rich in naturally occurring minerals and is an exceptional ingredient in skin and hair care products. “Rhassoul” derives from the Arabic word for washing, “Rhassala.” It has been highly regarded for its incomparable ability to absorb impurities from the skin and hair.