Before I knew how to use a green clay mask, I was in a constant state of anxiety about the impurities laying under the top layer of my skin — the impurities I could only see if I looked suuuuuper ...

Quite simply, green clay is a type of clay. More specifically, it’s referred to as illite, a subcategory of clays. The name describes the color of the clay, which comes from its combination of iron ...