Product Details Tested under dermatologist supervision Kiehl's unique Blue Herbal Spot Treatment helps target the appearance of blemishes for sensitive adult skin and blemish prone skin. Formulated with 1.5% salicylic acid this treatment acts on affected areas to help reduce the appearance of breakouts. Skin appears clearer and is more comfortable. It's inspired by Kiehl's original Blue Astringent Herbal Lotion formulated in 1964. How To Use Cleanse the skin thoroughly before applying treatment. Cover the entire affected area with a thin layer one to three times daily.; Start with one application daily then gradually increase to two or three times daily if needed. If skin dryness or peeling occurs reduce application to once every day or every other day. Full Ingredients Aqua/Water Alcohol Denat. Glycerin Butylene Glycol Methyl Methacrylate Crosspolymer Salicylic Acid Ammonium Polyacryloyldimethyl Taurate Perlite Nylon-12 Dipropylene Glycol Xanthan Gum Peumus Boldus Leaf Extract Boswellia Serrata Extract Hamamelis Virginiana Water/Witch Hazel Water T-Butyl Alcohol Camphor Menthol Zingiber Officinale Root Extract/Ginger Root Extract Sanguisorba Officinalis Root Extract Cinnamomum Cassia Bark Extract Phenoxyethanol Cinnamal Laminaria Saccharina Extract Zinc Sulfate Pyridoxine HCl Sodium Hydroxide Citric Acid.