Effects of Ginger Phenylpropanoids and Quercetin on Nrf2-ARE Pathway in Human BJ Fibroblasts and HaCaT Keratinocytes

Table 1

Phenylpropanoids identified by UHPLC-MS.

Peak	Compound	Retention time (min)	MW	AUC (%)
1	[]-Paradol	2.10	306	2.3
2	[]-Gingerdiol	2.69	296	3.8
3	[]-Gingerol	2.86	294	33.2
4	[]-Gingerol	3.45	322	4.4
5	Methyl []-gingerol	3.51	308	3.0
6	[]-Shogaol	3.61	276	31.2
7	Methyl 3- or 5-acetoxy-[]-gingerdiol	3.92	352	7.3
8	[]-Gingerol	4.03	350	7.8
9	Methyl diacetoxy-[]-gingerdiol	4.13	422	4.7
10	[]-Gingerdione	4.24	376	2.5

Note: AUC was calculated from Sum HPCL-PDA chromatogram (230–370 nm).