In this regard the resin of B. serrata L. and its active principle acetyl-11-keto-beta boswellic acid (AKBA), a known potent, direct, non-redox 5-LOX inhibitor (Safayhi et al., 1995), is another herbal remedy of Ayurveda origin with an enormous potential in the therapy of psoriasis (Ammon et al., 1993; Wang et al., 2009). Here, ALOX5 is linked to psoriasis.