DEFINITION

Cinnamomum cassia Bark Powder consists of the dried bark from the trunk of Cinnamomum cassia auctt. [syn. Cinnamomum aromaticum Nees] (Fam. Lauraceae), reduced to a fine powder. It contains NLT 3.2% of total phenylpropanoids, calculated as the sum of 2-hydroxycinnamaldehyde (C₉H₈O₂), cinnamic acid (C₉H₈O₂), cinnamaldehyde (C₉H₈O), and 2-methoxycinnamaldehyde (C₁₀H₁₀O₂); NLT 3.0% of cinnamaldehyde; and NLT 0.03% of procyanidin B₂ (C₃₀H₂₆O₁₂), all on the anhydrous basis.