Model of depression Flavonoid (animal) Doses Treatment duration Effect Reference Forced swim test Naringenin (A) 10, 20, and 50 mg/kg, p.o. 60 min before test No effect [52 ] Luteolin (A) 10 mg/kg, p.o. 30 min before test Antidepressant [30 ] 50 mg/kg, p.o. 23 days Antidepressant [31 ] Icariin (B) 60 mg/kg, p.o. 21 days Antidepressant [32 ] 20 and 40 mg/kg, p.o. 35 days Antidepressant [42 ] Astilbin (C) 10, 20, and 40 mg/kg, i.p. 21 days Antidepressant [34 ] Baicalein (B) 10, 20, and 40 mg/kg, i.p. 14 days Antidepressant [35 ] Baicalein (F) 1, 2, and 4 mg/kg, i.p. Single injection or 21 days Antidepressant [36 ] Kaempferol (A) 30 mg/kg, p.o. 14 days Antidepressant [24 ] Quercitrin (A) 30 mg/kg, p.o. 14 days Antidepressant [24 ] Vitexin (D) 10, 20, and 30 mg/kg, p.o. 60 min before test Antidepressant [53 ] Chrysin (J) 5 and 20 mg/kg, p.o. 28 days Antidepressant [10 ] Fisetin (A) 5, 10, and 20 mg/kg, p.o. 60 min before test Antidepressant [38 ] Quercetin (E) 50 and 100 mg/kg, i.p. 21 days Antidepressant [54 ] 40 and 80 mg/kg, p.o. 14 days Antidepressant [55 ] Quercetin (I) 50 mg/kg, i.p. 21 days Antidepressant [54 ] Quercetin (L) 25 and 50 mg/kg, p.o. 14 days Antidepressant [56 ] Orientin (F) 20 and 40 mg/kg, p.o. 21 days Antidepressant [40 ] 7,8-Dihydroxyflavone (G) 1, 3, and 10 mg/kg, i.p. 60 min before test Antidepressant [41 ] Isosakuranetin-5-O -rutinoside (A) 15 and 30 mg/kg, p.o. 21, 18, and 1 h before test Antidepressant [57 ] Liquiritin (K) 10, 20, and 40 mg/kg, p.o. 30 min before test Antidepressant [51 ] Isoliquiritin (K) 10, 20, and 40 mg/kg, p.o. 30 min before test Antidepressant [51 ] Naringin (E) 50 and 100 mg/kg, i.p. 14 days Antidepressant [58 ] Tail suspension test Naringenin (A) 10, 20, and 50 mg/kg, p.o. 60 min before test Antidepressant [52 ] 5, 10, and 20 mg/kg, p.o. 14 days Antidepressant [29 ] Hesperidin (H) 0.1, 0.3, and 1 mg/kg, i.p. 21 days Antidepressant [9 ] Astilbin (G) 10, 20, and 40 mg/kg, i.p. 21 days Antidepressant [34 ] Vitexin (D) 10, 20, and 30 mg/kg, p.o. 60 min before test Antidepressant [53 ] Fisetin (A) 5, 10, and 20 mg/kg, p.o. 60 min before test Antidepressant [38 ] Orientin (F) 20 and 40 mg/kg, p.o. 21 days Antidepressant [40 ] 7,8-Dihydroxyflavone (G) 3 and 10 mg/kg, i.p. 60 min before test Antidepressant [41 ] Baicalein (F) 1, 2, and 4 mg/kg, i.p. Single injection or 21 days Antidepressant [36 ] Kaempferol (A) 30 mg/kg, p.o. 14 days Antidepressant [24 ] Quercitrin (A) 30 mg/kg, p.o. 14 days Antidepressant [24 ] Liquiritin (K) 10, 20, and 40 mg/kg, p.o. 30 min before test Antidepressant [51 ] Isoliquiritin (K) 10, 20, and 40 mg/kg, p.o. 30 min before test Antidepressant [51 ] CUMS-sucrose intake Naringenin (A) 10 and 20 mg/kg, p.o. 21 days Antidepressant [28 ] Icariin (B) 60 mg/kg, p.o. 21 days Antidepressant [32 ] 20 and 40 mg/kg, p.o. 35 days Antidepressant [42 ] Astilbin (C) 10, 20, and 40 mg/kg, i.p. 21 days Antidepressant [34 ] Chrysin (J) 5 and 20 mg/kg, p.o. 28 days Antidepressant [10 ] Orientin (F) 20 and 40 mg/kg, p.o. 21 days Antidepressant [40 ] Apigenin (A) 7 and 14 mg/kg, p.o. 49 days Antidepressant [59 ] 7,8-Dihydroxyflavone (G) 10 and 20 mg/kg, i.p. 28 days Antidepressant [60 ] Icariin (B) 20 and 40 mg/kg, p.o. 35 days Antidepressant [61 ]