## 4 Discussion
\begin{table}
\begin{tabular}{c c c c c} \hline \hline
**Sample** & **TPC** & **TFC** & **Country of Origin** & **Sources** \\ \hline barberry & 100.86 \(\pm\) 1.97 mg GAE/g dw & 8.31 \(\pm\) 0.51 mg QE/g dw & Italy/ & [64] \\ barberry & 60.32 \(\pm\) 0.21 mg GAE/g dw & 38.97 \(\pm\) 1.60 mg CE/g dw & Iran & [65] \\ barberry & 184.10 \(\pm\) 5.30 mg GAE/g dw & - & Iran & [66] \\ barberry & 100 mg GAE/g & - & Iran & [67] \\ barberry & 3.73–9.40 mg GAE/mL & 2.22–7.67 mg QE/mL & Iran & [68] \\ barberry & 10.24 \(\pm\) 0.15 mg GAE/g fw & 0.86 \(\pm\) 0.02 mg RE/g fw & Poland & [29] \\ barberry & 7.89 mg GAE/g fw & - & Turkiye & [69] \\ \hline blackthorn & 14.02 mg GAE/g dw & 0.79 mg RE/g dw & Bosnia and & [70] \\ blackthorn & 23.19 \(\pm\) 2.52 mg GAE/g dw & 2.96 \(\pm\) 0.22 mg QE/g dw & Croatia & [71] \\ blackthorn, wild & 40.27 mg GAE/g fw & - & Poland & [62] \\ blackthorn & 83.40 mg GAE/g dw & 8.68 mg CE/g dw & Portugal & [7] \\ blackthorn & 1.51 \(\pm\) 0.19 mg GAE/g dw & 3.29 \(\pm\) 0.08 mg RE/g dw & Serbia & [60] \\ blackthorn & 327.02 \(\pm\) 4.66 mg GAE/g dw & 127.16 \(\pm\) 0.82 mg RE/g dw & Spain & [72] \\ \hline chokeberry & 62.748 mg GAE/g dw & - & Bulgaria & [43] \\ chokeberry, wild & 9.09–10.39 mg GAE/g fw & - & Croatia & [49] \\ chokeberry, & 8.56–12.06 mg GAE/g fw & - & Croatia & [49] \\ chokeberry, dried & 24.66 mg GAE/g dw & 13.94 mg GAE /g dw & Croatia & [73] \\ chokeberry, & 7.78–12.85 mg GAE/g fw & - & Czechia & [74] \\ chokeberry & 10.49 mg GAE/g dw & - & Finland & [75] \\ chokeberry, dried & 19.54 mg GAE/g dw & 8.67 mg GAE/g dw & Germany & [73] \\ chokeberry, & 11.39 \(\pm\) 0.17 mg GAE/g dw & 7.75 \(\pm\) 0.40 mg CE/g dw & Poland & [65] \\ commercial & 78.49 mg GAE/g dw & - & Poland & [76] \\ chokeberry & 27.99 mg GAE/g dw & 5.23 mg CE/g dw & Romania & [47] \\ chokeberry, fresh & 52.22 mg GAE/g dw & 23.46 mg CE/g dw & Serbia & [63] \\ chokeberry, dried & 11.69–19.19 mg GAE/g dw & 8.00–10.37 mg CE/g dw & Serbia & [63] \\ chokeberry, wild & 25.56 mg GAE/g fw & - & United States & [61] \\ \hline elderberry & 73.40 mg GAE/g dw & 8.60 mg QE/g dw & Iran & [77] \\ elderberry & 72.00–158.60 mg GAE/g of extract & 19.60–45.60 QE mg/g of extract & Iran & [78] \\ elderberry, wild & 5.36 mg GAE/g fw & - & Poland & [62] \\ elderberry & 89.74 \(\pm\) 0.37 mg GAE/g dw of extract & - & Türkiye & [79] \\ \hline hawthorn & 40.258 mg GAE/g dw & - & Bulgaria & [43] \\ hawthorn & 52.62–61.91 mg GAE/g dw & 44.25–55.96 mgCE/g dw & China & [80] \\ hawthorn & 12.26–12.82 mg GAE/g dw & n.d. mg RE/g dw & France & [81] \\ hawthorn & 23.37 \(\pm\) 1.18 mg GAE/g dw & 2.58 \(\pm\) 0.24 mg QE/g dw & Italy/ & [64] \\ hawthorn & 132.14–204.29 mg GAE/g & - & Spain & [28] \\ \hline lingenberry & 6.52 mg GAE/g fw & - & Canada & [61] \\ lingenberry & 6.21 mg GAE/g dw & - & Finland & [75] \\ lingenberry & 7.17 mg GAE/g fw & - & Finland & [82] \\ lingenberry & 13.30–13.50 mg GAE/g dw & - & Romania & [83] \\ \hline rowanberry & 21.482 mg GAE/g dw & - & Bulgaria & [43] \\ rowanberry, wild & 4.27 \(\pm\) 0.59 mg GAE/g fw & 3.11 \(\pm\) 0.27 mg RE/g fw & Czechia & [84] \\ rowanberry & 4.56 mg GAE/g dw & - & Finland & [75] \\ rowanberry & 5.50–10.14 mg GAE/g fw & - & Finland & [82] \\ rowanberry & 26.8 mg GAE/g dw & - & Poland & [62] \\ rowanberry, wild & 2.27 mg GAE/g fw & - & Poland & [62] \\ rowanberry, wild & 20.00 mg GAE/g dw & 3.50 mg RE/g dw & Serbia & [85] \\ \hline \hline \end{tabular}
\end{table} 
Table 5: Literature data on TPC and TFC in studied medical fruits.