Patent ID: 8865181

Claim:
A method of producing an extract of Antrodia cinnamonmea with a high content of dihydrosulphurenic acid comprising the steps of: (a) soaking a sample of raw Androdia cinnamomea in a sodium chloride solution for a sufficient amount of time to absorb the solution and obtain a salted Antrodia cinnamomea product, (b) steaming the salted product of step (a) for 15 to 60 minutes at 110-150° C. at 1-3 kg/cm 2 , (c) soaking the steamed product of step (b) in an ethanol solution for a sufficient time to produce an extraction mixture, (d) sonicating the mixture produced in step (c) to produce the Antrodia cinnamomea extract with high levels of dihydrosulphenic acid.