Xerina Cream contains Glycolic acid. Glycolic Acid is used as an exfoliant and helps remove dead cells. Xerina Cream moisturizes and exfoliates rough dry skin. It is generally used as a moisturizer for the feet, keeping them soft and supple as well as helping cracks and sores heal. Xernia cream is ideal for dry skin and can also be used on the elbows and other areas where skin is dry.