QUETREFOIL is born of the marriage of natural ingredients and science. With almost 50 years of combined expertise in skin biology, QUATREFOIL’S experienced scientists identify natural ingredients with direct beneficial effect on skin homeostasis, and create a balanced blend of moisture, oil/wax, ionic salts, and rejuvenating molecules. Our formulas aim to reverse the damages to the skin by alleviating stress on skin stem cells and providing a nourishing microenvironment for them to self-renew. At last, your skin feels calm, youthful, and vibrant.