HYDRO18 SUNFLOWER MSTRZ 1.7FLOZ. Features: 2.0% HydrO18 triple lipid water. Patented ultrasonic technology. Designed to support the skins barrier-building process. Dermatologist tested. Key Ingredients: 2.0% HydrO18 - An ultrasonic transformation of water into an activated lipophilic (oil loving) colloidal complex, proven to deliver 24-hour hydration and build the skin's lipid layer. Linoleic acid - An essential omega-6 fatty acid that serves as the building blocks for the skins cell membrane and helps build the barrier as a structural precursor for important skin lipids called ceramides. Research Results: In a clinical study with over 50 people:. 96% saw improvement in skin softness after only 1 week. 91% saw visible improvement in skin smoothness after only 1 week.