Methods and compositions for the treatment of pediculosis comprising: between 1 and 20% (w/w) isopropyl myristate; between 1 and 20% (w/w) silicone oil; and at least 20% (w/w) water. Methods and compositions for dissolving nit glue comprising at least three components selected from the group consisting of benzyl alcohol, diacetone alcohol, acetic acid, and triethyl citrate