(a)
(b)
(c)
(d)
(e)
(f)
(g)
(h)
(i)
(j)
(k)
(l)
Figure 3: (a)–(f) Monophenolase activity inhibition rates at 10, 30, 60, 90, 120, and 240 min, respectively. (g)–(l) Diphenolase activity inhibition rates at 10, 30, 60, 90, 120, and 240 min, respectively. P < 0.01 versus β-arbutin,P < 0.05 versus β-arbutin, ##P < 0.01, #P < 0.05 self-comparison of flavonoids, &&P < 0.01, &P < 0.05 self-comparison of β-arbutin.