Kaempferol 3-O-β-D-glucuronide (Kaempferol-3-glucuronide), one conjugated kaempferol metabolite, has anti-inflammatory effect. Kaempferol 3-O-β-D-glucuronide significantly inhibits various pro-inflammatory mediators like IL-1β, NO, PGE2, and LTB4. Kaempferol 3-O-β-D-glucuronide upregulates the secretion of anti-inflammatory cytokine IL-10