Table 2.

Average resveratrol content (mg/unit ± SD) determined in 20 food supplements.

Sample	Average Determined Resveratrol Content (mg/unit ± SD) 1	RSD (%) 1
1	205.92 ± 6.36	3.09
2	203.10 ± 1.56	0.77
3	31.35 ± 0.52	1.67
4	215.00 ± 0.89	0.41
5	1.52 ± 0.03	2.23
6	1.54 ± 0.05	3.15
7	189.85 ± 4.63	2.44
8	164.28 ± 1.92	1.17
9	2.34 ± 0.01	0.34
10	176.29 ± 4.37	2.48
11	6.78 ± 0.09	1.28
12	124.27 ± 3.28	2.64
13	42.21 ± 1.22	2.88
14	1.94 ± 0.13	6.49
15	125.41 ± 0.63	0.50
16	3.33 ± 0.07	2.01
17	73.76 ± 2.84	3.85
18	28.92 ± 0.37	1.28
19	269.14 ± 4.70	1.75
20	182.80 ± 3.48	1.90

¹ n = 3.