Table 1.

Quantification of sulforaphane, glucosinolates and phenolic compounds (mg g-1 d.w.) in broccoli (Brassica oleracea var. italica) sprouts and the aqueous extract (AEBS)

Bioactive compounds (mg g-1 d.w.)	Broccoli sprouts	AEBS
Sulforaphane	–	0.22 ± 0.051
Glucosinolates (GSL)
Glucoiberin	5.47 ± 1,10	–
Glucoraphanin	10.94 ± 0.65	–
4-Hydroxyglucobrassicin	1.06 ± 0.08	–
Glucoerucin	2.37 ± 0.18	–
Glucobrasicin	2.92 ± 0.17	–
4-Methoxyglucobrassicin	1.25 ± 0.06	–
Neoglucobrassicin	5.52 ± 0.03	–
Total GSL	29.51 ± 1.42	–
Phenolic compounds
Chlorogenic acid derivatives	0.40 ± 0.071	0.0044 ± 0.0003
Flavonol glycosides	0.17 ± 0.042	0.0016 ± 0.0006
Sinapic acid derivatives	6.53 ± 1.21	0.031 ± 0.004
Total phenolics	7.10 ± 1.17	0.037 ± 0.004

Mean values (n = 3) ± SD. d.w. (dry weight)