Figures & data
Table 1. Validation and uncertainty parameters for antioxidant phenolic acids, LC-MS/MS parameters of selected compounds and the amounts of antioxidants in the WEC and EEC in mg/kg (WEC: Lyophilized water extract of cinnamon (Cinnamomum verum), EEC: Evaporated ethanolic extract of cinnamon (Cinnamomum verum)
Figure 1. LC-MS/MS chromatograms of WEC (A) and EEC (A) from cinnamon (Cinnamomum verum). [WEC: Lyophilized water extract of cinnamon (Cinnamomum verum), EEC: Evaporated methanolic extract of cinnamon (Cinnamomum verum)]
![Figure 1. LC-MS/MS chromatograms of WEC (A) and EEC (A) from cinnamon (Cinnamomum verum). [WEC: Lyophilized water extract of cinnamon (Cinnamomum verum), EEC: Evaporated methanolic extract of cinnamon (Cinnamomum verum)]](/cms/asset/d6916dbd-1f41-45f3-9a8e-fe8ceb5fe28a/ljfp_a_1656232_f0001_oc.jpg)
Table 2. The reducing abilities of the WEC, EEC and standards including trolox and α-tocopherol at the same concentration (30 μg/mL) by Fe3+-Fe2+ and Fe3+-TPTZ transformation methods, as well as the Cu2+ reducing ability by the CUPRAC method (WEC: lyophilized water extract of cinnamon (Cinnamomum verum), EEC: evaporated ethanolic extract of cinnamon (Cinnamomum verum)
Figure 2. Antioxidant activity of WEC and EEC from cinnamon (Cinnamomum verum). a. Fe3+ reducing assay; b. Cu2+ reducing ability by the CUPRAC assay; c. DPPH· scavenging assay; d. ABTS•+ scavenging assay. [WEC: Lyophilized water extract of cinnamon (Cinnamomum verum), EEC: Evaporated ethanolic extract of cinnamon (Cinnamomum verum)]
![Figure 2. Antioxidant activity of WEC and EEC from cinnamon (Cinnamomum verum). a. Fe3+ reducing assay; b. Cu2+ reducing ability by the CUPRAC assay; c. DPPH· scavenging assay; d. ABTS•+ scavenging assay. [WEC: Lyophilized water extract of cinnamon (Cinnamomum verum), EEC: Evaporated ethanolic extract of cinnamon (Cinnamomum verum)]](/cms/asset/b655b936-e637-4b78-939d-0d994db7a244/ljfp_a_1656232_f0002_b.gif)
Figure 3. a.The main components in the WEC and EEC from cinnamon (Cinnamomum verum). b. IC values of WEC and EEC from cinnamon (Cinnamomum verum). [WEC: Lyophilized water extract of cinnamon (Cinnamomum verum), EEC: Evaporated ethanolic extract of cinnamon (Cinnamomum verum)]
![Figure 3. a.The main components in the WEC and EEC from cinnamon (Cinnamomum verum). b. IC values of WEC and EEC from cinnamon (Cinnamomum verum). [WEC: Lyophilized water extract of cinnamon (Cinnamomum verum), EEC: Evaporated ethanolic extract of cinnamon (Cinnamomum verum)]](/cms/asset/958c6673-e5c4-4d46-b03a-d47a34c30438/ljfp_a_1656232_f0003_b.gif)
Table 3. Determination of the half maximal concentrations (IC50, μg/mL) of WEC and EEC standards for the DPPH• and ABTS•+ scavenging activities (WEC: lyophilized water extract of cinnamon (Cinnamomum verum), EEC: evaporated ethanolic extract of cinnamon (Cinnamomum verum)
Table 4. The enzyme inhibition results (IC50 values; µg/mL) of the WEC and EEC on acetylcholinesterase, α-amylase, α-glycosidase, and butyrylcholinesterase enzymes (WEC: lyophilized water extract of cinnamon (Cinnamomum verum), EEC: evaporated ethanolic extract of cinnamon (Cinnamomum verum)