Multani Mitti absorbs excess oil from the skin surface and makes it soft and smooth. It avoids the occurrence of pimples caused due to excess oil secretion. For dry skin: Those who have dry to normal skin can use fuller’s earth face packs by adding some milk and almond paste. It causes the moisture retention in the skin. Multani Mitti, better known as the Fuller’s earth is a clay substance that is hugely popular for its healing property against acne and blemishes.