Axit Corosolic is isolated from banaba leaf or other plant sources by ethanol extraction, purification and crystallisation.
Quá trình này cho ra white crystalline powder at 1–98% purity. Known as 'plant insulin', it enhances glucose uptake into cells, improves insulin sensitivity, and supports glycaemic balance, được sử dụng rộng rãi trong diabetic-support and weight-management supplements.