The Acne Relief Maximum Strength Clearing Treatment is a very lightweight serum, non irritating, non drying or stinging. I thought it worked perfectly on my sensitive skin✨ Key Ingredients: 🌀Salicylic Acid 2.0% 🌀Biomimetic Oat Protein: Skin Sensitivity Neutralizer. 🌀Cica: Skin Soothing Hydrator. 🌀Lactobacillus Ferment: Blemish-Prone Skin Balancer. @PerriconeMD #PerriconeGentleStrength #LTKunder50