Di-O-methyldemethoxycurcumin, a curcuminoid analog, inhibits IL-6 production with an EC50 of 16.20 μg/mL. Anti-inflammatory and antioxidant properties[1].

[1]. Nuntana Aroonrerk, et al. Inhibitory effects of di-O-demethylcurcumin on interleukin-1β-induced interleukin-6 production from human gingival fibroblasts. J Dent Sci. 2012 Dec;7(14): 350-358.