Proven to kill 99.99 percent of most common germs that may cause illness, without damaging the skin, Purell hand sanitizer is the No. 1 brand most used by hospitals and it is preferred by healthcare workers. This fragrance-free, hypoallergenic hand sanitizer is designed for frequent use in healthcare environments. It meets healthcare hand hygiene protocol, exceeding FDA healthcare personnel hand wash requirements with just 1.1 milliliters of the product.