Natural Black Soap is a brownish/black color and soft to the touch. Because it's natural and unscented, it has more of an earthy scent, which is also beneficial for skin types that are irritated by fragrance. According to http://www.info-ghana.com/black_soap.html, it's the only soap in the world that does not require lye but lathers more than any other soap without the cancer-causing laurel sulphate.
Black Soap from Morocco Don’t be fooled by its aspect: its texture is more like butter than regular soap, but it is all natural, works with all types of skin and has a light scent. The damage of chemical perfumes added to soaps, shower gels and shampoos on the skin and hair is well documented: Black soap is a great, 100% natural and organic alternative, usually made the old fashioned way by small producers.
Black soap can also be diluted with water to be used to clean the house, but also in the garden to help get rid of parasite. In fact, it has so many different qualities that I can’t list them all! Here is a short article about it, for those of you who are interested in organic beauty benefits. Well Black Soap, produced in North Africa, is like a condensed version: it is made out of oil, often using the famous Moroccan Argan oil, and macerated olives, and it is thus packed with therapeutic qualities. Black soap is particularly rich in vitamin E and is known for deeply purificating the skin, as well as preparing the skin for exfoliation. In Morocco, women often use it in the hammam before peeling their skin in a loofah or glove. It should be applied on wet skin and left a couple of minutes to rehydrate and purify the body, before being rinsed off.