SQUALANE A signature Kiehl’s ingredient, Squalane is a highly-refined botanical lipid derived from olives. With an exceptional affinity to skin, Squalane absorbs easily and is known to help replenish skin’s barrier keeping it soft, supple and moisturized. ALOE VERA Widely used for centuries in traditional and herbal medicine, Aloe is known to hydrate and soothe skin. Our Aloe is sourced from the leaf of the Aloe Vera plant. VITAMIN E Found in nature and renowned for its proven antioxidant benefits, Vitamin E is known to help neutralize skin-damaging free radicals. In addition to antioxidant protection, Vitamin E is often used in moisturizing skincare products. See full list