Natural Therapy Facial Clay is an extra fine bio-mineral clay, that is naturally rich with mineral salts like magnesium, calcium, iron, potassium, and zinc. As the facial clay is extremely fine, the minerals are easily absorbed and rejuvenates the skin. Mix with a little water to form a paste. Apply on the face as a masque.Green clay is the most absorbent of the clays, so it is most effective for oily skin, and great for skin with large pores. Helps reduce sebum (oil) production if used regularly. It is also wonderful for mature skin as it helps promote tissue repair. It is very healing, antiseptic, and anti-inflammatory. Consisting of mainly montmorillonite clay, it is therefore highly efficient at drawing oils and toxins from the skin. Use for Oily skin.