Simply rubbing aloe vera extract on the affected area 2 to 3 times a day will help heal the warts in a week's time. Sheila Buff is the author or co-author of many books on medicine, health, and nutrition, including The Complete Idiot's Guide to Vitamins and Minerals, The Good Fat, Bad Fat Counter, and Dr. Hyper-pigmentation of the skin may occur anywhere on the body, but it most commonly appears on the face, neck, hands, and underams.