Table 4.

Berberine content of B. jaeschkeana and B. asiatica species reported from Indian Himalayan Region (IHR).

Species	Extraction method	Berberine concentration (% w/w)	References
B. asiatica	0.25 g of root sample extracted with methanol using mortar and pestle.	3.2	45
B. asiatica	1 g powder root sample was refluxed for 5 min in water bath with 5 mL methanol three times and concentrate under vacuum and final volume make up-to 20 mL.	4.3	46
B. asiatica	0.25 g of root sample mixed with 20 mL methanol and extracted under microwave reaction system with ramp time = 10 min and hold time of 20 min, IR = 180 °C, Temperature = 80 °C.	1.7–7.7	28,53
B. jaeschkeana	0.25 g of root sample mixed with 20 mL methanol and extracted under microwave reaction system with ramp time = 10 min and hold time of 20 min, IR = 180 °C, Temperature 80 °C.	1.9–2.9	47,53