How to hold Kei aldehyde content

摘要

PPROBLEM TO BE SOLVED: To provide a method of keeping the cinnamic aldehyde content in a cinnamon powder which is a herbal medicine, and a method of preventing the reduction of the cinnamic aldehyde content. PSOLUTION: This method of keeping the cinnamic aldehyde content in a cinnamon powder and the method of preventing the reduction of the cinnamic aldehyde content include reduction of drying loss by drying by not less than 1% than that before the drying, by drying a cinnamon powder or a Chinese herbal preparation containing the cinnamon powder. PCOPYRIGHT: (C)2010,JPO&INPIT