According to the CDC, there is no definitive scientific evidence to support the effectiveness of mayonnaise used to suffocate head lice. No evidence exists for the effectiveness of olive oil, margarine or butter to treat... More »

Lice is treated by first inspecting the people in close contact with, and the household members of, an infested person, then simultaneously applying medication to all infested individuals at the same time. There are opti... More » Home & Garden Pest Control Invasive Insects

A variety of medications, including imidacloprid (Advantage) and selamectin (Revolution), can treat dog lice. Both products also treat fleas, ticks and other parasitic insect species. More » Pets & Animals Pets Veterinary Health

Although some people believe mayonnaise can kill head lice by smothering them, there is little clinical evidence of the effectiveness of this treatment, reports Mayo Clinic. Wet-combing, household cleaning and essential ... More » Health Conditions & Diseases

Mayonnaise is commonly used as a home remedy to kill head lice, but its effectiveness is not scientifically proven, according to WebMD. To smother lice, a thick layer of mayonnaise is applied to the infected person's hea... More » Health Insect & Animal Bites

To treat head lice with Listerine, soak the person's head with the mouthwash, and soak it again with white vinegar. Shampoo the hair, and then comb out any visible lice eggs, or nits. More »

Black lice are more typically known as head lice, which is a type of tiny parasite that prefers to stay on the scalp of humans for warmth. Adult head lice are about the size of a sesame seed and drink tiny amounts of blo... More »