Peter Thomas Roth Glycolic Acid 3% Facial Wash 8oz Removes impurities, exfoliates dead skin cells, reduces fine lines. For all skin types. Helps reduce the appearance of fine lines, wrinkles and other signs of aging. Helps clarify the skin and smooth out a rough texture. For normal to oily skin, use daily. For dry or sensitive skin, use only two or three times a week.