By Katie Holdefehr This cold and flu season, amid the spread of coronavirus, hand sanitizer is selling out in some stores, and options on Amazon are either out of stock or available at inflated prices. Now that the U.S. Centers for Disease Control and Prevention (CDC) has recommended washing your hands more frequently, or using alcohol-based sanitizer as part of its plan to help prevent the spread of disease, hand sanitizer has been flying off of the real and virtual shelves.