REVOX SALICYLIC ACID. Salicylic Acid is a Beta-Hydroxy Acid (BHA), derived from natural sources such as willow tree bark, wintergreen leaves or sweet birch bark. Salicylic Acid is an effective exfoliant with the ability to penetrate oily skin clogged pores for deep cleansing. The Acid breaks the bridges between cells in the outer layers of the skin, thus removing dead skin cells and excessive sebum. This allows reducing of blemishes and outbreaks and to achieve more even-toned, fresh skin. Product targets uneven, prone to outbreaks skin. Combine with JUST Argan Oil, JUST Blend Oil or JUST Hyaluronic Acid as part of your daily beauty routine, to nourish and protect the skin from over drying. Caution: Do Not combine with other Direct Acids. Do Not use on sensitive, peeling or damaged skin. To prevent too much skin absorption of Salicylic Acid, don't over-scrub or over-exfoliate the skin prior to using JUST Salicylic Acid. Individual intolerance to the product is possible. If discomfort occurs, discontinue using the product. Before first application it is recommended to do a sensitivity test: apply the product on a small area in the crook of the elbow. If no irritation is developed after 24 hours, you can use the product. Do not apply to inflamed, sunburnt or irritated skin. If you feel pricking or burning sensation, the product must be washed off immediately with water. If the burning sensation continues, consult with a doctor. Application: Apply 4-5 drops in the evening to clean skin, massage gently until fully absorbed.Ingredients:Propylene Glycol, Sodium Salicylate, Salicylic Acid, Xanthan Gum, PPG-1-PEG-9 Lauryl Glycol Ether, Phenoxyethanol, Potassium Hydroxide, Disodium EDTA.