Table 2.

Flavonoids detected in honey samples by HPLC technique (μg/100 g honey)

No	Name	Structure	Origin	Acacia	Coriander	Sider	Palm
1	Major unknown (Mμ)	–		–	(Mu)	–	–
2	Major unknown(Mμ)	–		–	(Mu)	–	–
3	Myricetin	3,5,7,3′,4′,5′-Hexahydroxyflavone	Pollen-nectar	–	188.15	–	4.37
4	Liquiriteginin	7,4′-Dihydroxyflavanone	Pollen-nectar	–	75.23	–	–
5	Eriodictyol	5,7,3′,4′-Tetrahydroxyflavanone	Pollen-nectar	–	170.06	80.23	21.15
6	Luteolin	5,7,3′,4′-Tetrahydroxyflavone	Pollen-nectar	–	22.22	–	–
7	Quercetin	3,5,7,3′,4′-Pentahydroxyflavone	Pollen-nectar	17.58	28.47	–	3.41
8	Naringenin	5,7,4′-Trihydroxyflavanone	Pollen-nectar	–	154.78	90.08	8.01
9	Pinobankasin	3,5,7-Trihydroxyflavanone	Propolis	–	–	24.65	–
10	Quercetin-3-methylether	5,7,3′,4′-Tetrahydroxy-3-methoxyflavone	Propolis	–	9.87	18.32	0.90
11	Genistein	5,7,4′-Trihydroxyisoflavone		1.04	–	–	9.88
12	Hesperetin	5,7,3′-Trihydroxy-4′-methoxyflavanone	Pollen-nectar	–	21.22	159.33	–
13	8-Methoxykaempferol	3,5,7,4′-Tetrahydroxy-8-methoxyflavone	Pollen-nectar	1.63	23.67	–	0.20
14	Apigenin	5,7,4′-Trihydroxyflavone	Pollen-nectar	0.12	19.81	–	0.20
15	Major unknown (Mμ)	–	Pollen-nectar	–	–	–	Mu
16	Kaempferol	3,5,7,4′- Tetrahydroxyflavone	Pollen-nectar	2.36	27.80	20.07	4.36
17	Luteolin-3′-methylether	5,7,4′-Trihydroxy-3′-methoxyflavone	Pollen-nectar	–	34.29	43.27	–
18	Kaempferol-3-methylether	5,7,4′-Trihydroxy-3-methoxyflavone	Propolis	–	37.34	38.14	14.62
19	Quercetin-3,3′-dimethylether	5,7,4′-Trihydroxy-3,3′-dimethoxyflavone	Propolis	–	14.26	12.36	10.38
20	Formonontin	7-Hydroxy-4′-methoxyisoflavone		–	–	12.43	–
21	Quercetin-7-methylether	3,5,3′,4′-Tetrahydroxy-7-methoxyflavone	Propolis	–	3.08	–	–
22	Major unknown (Mμ)	–		Mu	–	–	–
23	Prunetin	5,4′-Dihydroxy-7-methoxyisoflavone		10.16	–	–	–
	Total flavonoids			32.89	770.25	498.88	77.28