6,7,4′-Trihydroxyisoflavone from Doenjang inhibits lipid accumulation

► 6,7,4′-Trihydroxyisoflavone isolated from fermented soybean paste (Doenjang) had high antioxidant and lipid inhibition effect. ► Until now, there are no reports on the lipid inhibition of 6,7,4′-trihydroxyisoflavone from Doenjang. ► 6,7,4′-Trihydroxyisoflavone compound is of growing scientific interest due to its attractive biological properties.