Products include&colon; antiperspirants/deodorants, body washes, beauty bars, lotions/moisturizers, hair care, or facial care products. A subclass of deodorants, called antiperspirants, prevents sweating itself, typically by blocking sweat glands. The variation most commonly used in deodorants and antiperspirants is AlCl(OH). As many as 90% of Americans and 92% of teenagers use antiperspirants or deodorants. Examples are deodorant, antiperspirants, astringents, and hemostatic agents. Consumption of antacids, antiperspirants, vaccines, and cosmetics provide possible routes of exposure. Treatment algorithms for hyperhidrosis recommend topical antiperspirants as the first line of therapy for hyperhidrosis. In addition to the bodyspray, the Impulse brand includes antiperspirants and moisturisers. Early antiperspirants eventually included creams, solids, pads, dabbers, roll-ons, and powders. As the popularity of aerosols slowly decreased, stick antiperspirants became more popular. Aluminium chlorohydrate is used in regular antiperspirants. Aluminum chlorohydrate is one of the most common active ingredients in commercial antiperspirants. Aluminium hydroxychlorides are used in purifying water, in the paper industry, and as antiperspirants. Antiperspirants are usually better applied before bed.