What Is Castile Soap? Here's Why You Need it in Your Home ...
Mar 26, 2019·It is believed that Castile soap reached England sometime between 1567 and 1616 and was known by its latin names: sapo hispaniensis (Spanish soap) or of sapo castilliensis (Castilian soap). In the 17th C, Castile soap became controversial due to its Spanish Catholic ties.