“…Other studies focused on extracts obtained from different herbs with pharmacological properties: Nigella sativa, Rubia cordifolia, Smilax china, Thespesia populne, Wrightia tinctoria, Scutellaria baicalensis, Piperum nigrum, Komboucha, basil, propolis and other natural extracts used for complementary and alternative anti-psoriatic medicine products targeted against other skin disorders such as lichen planus, lichen sclerosus or other immune associated disorders are key factors in recent research studies (46)(47)(48)(49)(50)(51)(52)(53)(54)(55). Mouse-tail experimental models were used and observations were made that all of these plants reduced epidermal acanthosis, they promoted normal epidermal differentiation with ortokeratin formation and they also had significant antipsoriatic properties, as compared with control groups.…”