Perlelux consistent with a take a look at reported in magazine of the yank Academy of Dermatology a observe carried out on 126 humans the use of a shampoo containing five tea tree oil with slight to moderate dandruff found decreased signs and symptoms after a 4 week trial. the writer of this study believes that it helps kill the precise fungus concerned in dandruff. The contributors were requested to price diploma of itchiness, scaliness and greasiness in their scalps. They stated good sized reduction in all these elements compared to different organization the use of placebo shampoo. No facet effects were additionally reported on this have a look at.