Rhassoul clay powder is known to reduce scars, wrinkles, and treat blemishes. Beneficial to both dry and oily skin by adding water or a skin nourishing carrier oil to the powder. Kaolin clay is great for sensitive skin. It is known to clear pores and provide gentle exfoliation. Directions: Add a small amount, about a tablespoon to a small bowl and add water for oily skin or a carrier oil for dry skin until it forms a paste. Apply to face for 15 minutes then rinse with lukewarm water. Pat dry.