Zeasorb powder targets and treats athlete’s foot to relieve itching, burning and scaling. Most people with a fungal infection experience a frustrating, persistent itch. Zeasorb Athlete’s Foot and Zeasorb Jock Itch (Miconazole Nitrate 2%) are designed to relieve itching, burning and scaling, and they will inhibit the fungi causing the symptoms. Dermatologists and athletes have trusted Zeasorb for more than 50 years. With over 2 times the absorption power of its competitors, that's no surprise.