Figure 1From: Chemical composition and tyrosinase inhibitory activity of Cinnamomum cassia essential oilDose-dependent inhibition of mushroom tyrosinase by C. cassia essential oil (CC-EO), trans -cinnamaldehyde and kojic acid. Tyrosinase activity was measured using L-DOPA as the substrate. Each value represents means ± S.D. (n = 3).Back to article page