A synthetic retinoid; an agonist of RARs (Kds = 1,100, 34, and 130 nM for RARα, RARβ, and RARγ, respectively); inhibits growth and differentiation of sebocytes in primary rat preputial cell culture; completely inhibits the activity of soybean 15-LOX in an enzyme assay at 10 μM; inhibits the 5- and 15-LOX pathways in human blood PMNs at 10 μM; reduces the protein levels of TLR2 and IL-10 in skin explants isolated from patients with acne as well as healthy controls; increases the expression of CD1d in acne skin explants while decreasing it in control explants; inhibits inflammation in rodent models of ear edema induced by arachidonic acid and carrageenan-induced paw edema; induces apoptosis and inhibits proliferation of CC-531, HT-29, and LoVo colon cancer cells at 100 μM; reduces tumor growth in a DLD-1 colon cancer nude mouse xenograft model