Homemade shaving soap recipes : <a href="http://candleandsoap.about.com/od/soaprecipes/a/cpshavingrecipe.htm">http://candleandsoap.about.com/od/soaprecipes/a/cpshavingrecipe.htm</a> or: https://www.fromnaturewithlove.com/recipe/recipe.asp?recipe_id=125 It looks like bentonite clay is a common ingredient in the shaving soap.