Table 4.
Antioxidant activity, total phenolic, and total flavonoid content of the royal jelly samples.
| Royal Jelly Samples | Antioxidant Activity (mg TEAC/g Royal Jelly) |
Total PhenolicContent (mg GAE/g Royal Jelly) |
Total FlavonoidContent (mg QUE/g Royal Jelly) |
|---|---|---|---|
| RJ-LP1 | 2.03 ± 0.35 b | 6.64 ± 1.88 b | 4.93 ± 0.45 b |
| RJ-CM1 | 4.13 ± 1.89 a | 8.61 ± 1.57 a | 6.25 ± 0.59 a |
| RJ-CM2 | 3.61 ± 0.47 a | 7.27 ± 2.99 ab | 5.13 ± 0.86 b |
| RJ-CM3 | 1.52 ± 0.08 b | 2.69 ± 0.17 c | 0.70 ± 0.15 c |
| RJ-CM4 | 1.35 ± 0.11 b | 2.53 ± 0.25 c | 0.50 ± 0.11 c |
| RJ-CM5 | 1.25 ± 0.18 b | 2.65 ± 0.42 c | 0.71 ± 0.06 c |
| RJ-CM6 | 0.97 ± 0.23 b | 1.87 ± 0.26 c | 0.29 ± 0.10 c |
| RJ-CM7 | 0.89 ± 0.14 b | 1.82 ± 0.38 c | 0.31 ± 0.04 c |
| RJ-CM8 | 0.94 ± 0.17 b | 2.13 ± 0.56 c | 0.28 ± 0.09 c |
The data represent mean values of three replicates ± SD. Different subscript letters (a, b, c) indicate significant difference according to One-way ANOVA with Duncan’s multiple range tests at p < 0.05. RJ-LP: Royal jelly from Lamphun province, Thailand. RJ-CM: Royal jelly from Chiang Mai province, Thailand.