Fully rinse the dog after shampooing, as residual chemicals may become irritating to the skin. For treatment of head lice&colon; Apply to hair, scalp, and neck after shampooing. Sessions can include shampooing, oiling, combing, braiding and twisting, plus adding accessories. Synthetic and human hair wigs should be brushed dry before shampooing to remove tangles. Hair conditioners can decrease the likelihood of developing greasy hair after shampooing. Other studies found no relationship between frequency of brushing or shampooing. Some users may follow a shampooing with the use of hair conditioner. The coat requires quite a lot of regular grooming and shampooing to retain its silkiness. The same care taken when shampooing must also be used when styling artificial hair. Cool water is also recommended when shampooing, to reduce or prevent matting and excessive tangling. Other methods of administering the herbs includes eating, rubbing, chewing, bathing, shampooing and poultice. Shampooing is important to prevent scabs from forming around the hair shaft. For bathing, shampooing, or surface-water swimming in chlorinated pools, no ear protection is recommended. To keep the coat lustrous, regular shampooing is necessary. For shampooing, black soap was widely used in nations in West and Central Africa.