Another significant benefit of DermiCool is that it helps fight sweat. Sweating can cause rashes, itching, and other skin irritations. DermiCool Prickly Heat Powder helps regulate the sweating process and prevents excessive sweating. It helps in preventing rashes and other skin irritations caused by sweating. By keeping your skin dry and cool, DermiCool helps in preventing the growth of bacteria, thus keeping your skin healthy.